25257540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 91699776

約数和(自身を除く): 66442236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 71, 77, 84, 98, 105, 110, 121, 132, 140, 142, 147, 154, 165, 196, 210, 213, 220, 231, 242, 245, 284, 294, 308, 330, 355, 363, 385, 420, 426, 462, 484, 490, 497, 539, 588, 605, 660, 710, 726, 735, 770, 781, 847, 852, 924, 980, 994, 1065, 1078, 1155, 1210, 1420, 1452, 1470, 1491, 1540, 1562, 1617, 1694, 1815, 1988, 2130, 2156, 2310, 2343, 2420, 2485, 2541, 2695, 2940, 2982, 3124, 3234, 3388, 3479, 3630, 3905, 4235, 4260, 4620, 4686, 4970, 5082, 5390, 5467, 5929, 5964, 6468, 6958, 7260, 7455, 7810, 8085, 8470, 8591, 9372, 9940, 10164, 10437, 10780, 10934, 11715, 11858, 12705, 13916, 14910, 15620, 16170, 16401, 16940, 17182, 17395, 17787, 20874, 21868, 23430, 23716, 25410, 25773, 27335, 29645, 29820, 32340, 32802, 34364, 34790, 35574, 38269, 41748, 42955, 46860, 50820, 51546, 52185, 54670, 59290, 60137, 65604, 69580, 71148, 76538, 82005, 85910, 88935, 103092, 104370, 109340, 114807, 118580, 120274, 128865, 153076, 164010, 171820, 177870, 180411, 191345, 208740, 229614, 240548, 257730, 300685, 328020, 355740, 360822, 382690, 420959, 459228, 515460, 574035, 601370, 721644, 765380, 841918, 902055, 1148070, 1202740, 1262877, 1683836, 1804110, 2104795, 2296140, 2525754, 3608220, 4209590, 5051508, 6314385, 8419180, 12628770, 25257540]

約数ペア:

[(1, 25257540), (2, 12628770), (3, 8419180), (4, 6314385), (5, 5051508), (6, 4209590), (7, 3608220), (10, 2525754), (11, 2296140), (12, 2104795), (14, 1804110), (15, 1683836), (20, 1262877), (21, 1202740), (22, 1148070), (28, 902055), (30, 841918), (33, 765380), (35, 721644), (42, 601370), (44, 574035), (49, 515460), (55, 459228), (60, 420959), (66, 382690), (70, 360822), (71, 355740), (77, 328020), (84, 300685), (98, 257730), (105, 240548), (110, 229614), (121, 208740), (132, 191345), (140, 180411), (142, 177870), (147, 171820), (154, 164010), (165, 153076), (196, 128865), (210, 120274), (213, 118580), (220, 114807), (231, 109340), (242, 104370), (245, 103092), (284, 88935), (294, 85910), (308, 82005), (330, 76538), (355, 71148), (363, 69580), (385, 65604), (420, 60137), (426, 59290), (462, 54670), (484, 52185), (490, 51546), (497, 50820), (539, 46860), (588, 42955), (605, 41748), (660, 38269), (710, 35574), (726, 34790), (735, 34364), (770, 32802), (781, 32340), (847, 29820), (852, 29645), (924, 27335), (980, 25773), (994, 25410), (1065, 23716), (1078, 23430), (1155, 21868), (1210, 20874), (1420, 17787), (1452, 17395), (1470, 17182), (1491, 16940), (1540, 16401), (1562, 16170), (1617, 15620), (1694, 14910), (1815, 13916), (1988, 12705), (2130, 11858), (2156, 11715), (2310, 10934), (2343, 10780), (2420, 10437), (2485, 10164), (2541, 9940), (2695, 9372), (2940, 8591), (2982, 8470), (3124, 8085), (3234, 7810), (3388, 7455), (3479, 7260), (3630, 6958), (3905, 6468), (4235, 5964), (4260, 5929), (4620, 5467), (4686, 5390), (4970, 5082)]