25068680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 71124480

約数和(自身を除く): 46055800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 97, 104, 130, 140, 142, 182, 194, 260, 280, 284, 355, 364, 388, 455, 485, 497, 520, 568, 679, 710, 728, 776, 910, 923, 970, 994, 1261, 1358, 1420, 1820, 1846, 1940, 1988, 2485, 2522, 2716, 2840, 3395, 3640, 3692, 3880, 3976, 4615, 4970, 5044, 5432, 6305, 6461, 6790, 6887, 7384, 8827, 9230, 9940, 10088, 12610, 12922, 13580, 13774, 17654, 18460, 19880, 25220, 25844, 27160, 27548, 32305, 34435, 35308, 36920, 44135, 48209, 50440, 51688, 55096, 64610, 68870, 70616, 88270, 89531, 96418, 129220, 137740, 176540, 179062, 192836, 241045, 258440, 275480, 353080, 358124, 385672, 447655, 482090, 626717, 716248, 895310, 964180, 1253434, 1790620, 1928360, 2506868, 3133585, 3581240, 5013736, 6267170, 12534340, 25068680]

約数ペア:

[(1, 25068680), (2, 12534340), (4, 6267170), (5, 5013736), (7, 3581240), (8, 3133585), (10, 2506868), (13, 1928360), (14, 1790620), (20, 1253434), (26, 964180), (28, 895310), (35, 716248), (40, 626717), (52, 482090), (56, 447655), (65, 385672), (70, 358124), (71, 353080), (91, 275480), (97, 258440), (104, 241045), (130, 192836), (140, 179062), (142, 176540), (182, 137740), (194, 129220), (260, 96418), (280, 89531), (284, 88270), (355, 70616), (364, 68870), (388, 64610), (455, 55096), (485, 51688), (497, 50440), (520, 48209), (568, 44135), (679, 36920), (710, 35308), (728, 34435), (776, 32305), (910, 27548), (923, 27160), (970, 25844), (994, 25220), (1261, 19880), (1358, 18460), (1420, 17654), (1820, 13774), (1846, 13580), (1940, 12922), (1988, 12610), (2485, 10088), (2522, 9940), (2716, 9230), (2840, 8827), (3395, 7384), (3640, 6887), (3692, 6790), (3880, 6461), (3976, 6305), (4615, 5432), (4970, 5044)]