25819860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 87091200

約数和(自身を除く): 61271340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 29, 30, 33, 38, 44, 55, 57, 58, 60, 66, 71, 76, 87, 95, 110, 114, 116, 132, 142, 145, 165, 174, 190, 209, 213, 220, 228, 284, 285, 290, 319, 330, 348, 355, 380, 418, 426, 435, 551, 570, 580, 627, 638, 660, 710, 781, 836, 852, 870, 957, 1045, 1065, 1102, 1140, 1254, 1276, 1349, 1420, 1562, 1595, 1653, 1740, 1914, 2059, 2090, 2130, 2204, 2343, 2508, 2698, 2755, 3124, 3135, 3190, 3306, 3828, 3905, 4047, 4118, 4180, 4260, 4686, 4785, 5396, 5510, 6061, 6177, 6270, 6380, 6612, 6745, 7810, 8094, 8236, 8265, 9372, 9570, 10295, 11020, 11715, 12122, 12354, 12540, 13490, 14839, 15620, 16188, 16530, 18183, 19140, 20235, 20590, 22649, 23430, 24244, 24708, 26980, 29678, 30305, 30885, 33060, 36366, 39121, 40470, 41180, 44517, 45298, 46860, 59356, 60610, 61770, 67947, 72732, 74195, 78242, 80940, 89034, 90596, 90915, 113245, 117363, 121220, 123540, 135894, 148390, 156484, 178068, 181830, 195605, 222585, 226490, 234726, 271788, 296780, 339735, 363660, 391210, 430331, 445170, 452980, 469452, 586815, 679470, 782420, 860662, 890340, 1173630, 1290993, 1358940, 1721324, 2151655, 2347260, 2581986, 4303310, 5163972, 6454965, 8606620, 12909930, 25819860]

約数ペア:

[(1, 25819860), (2, 12909930), (3, 8606620), (4, 6454965), (5, 5163972), (6, 4303310), (10, 2581986), (11, 2347260), (12, 2151655), (15, 1721324), (19, 1358940), (20, 1290993), (22, 1173630), (29, 890340), (30, 860662), (33, 782420), (38, 679470), (44, 586815), (55, 469452), (57, 452980), (58, 445170), (60, 430331), (66, 391210), (71, 363660), (76, 339735), (87, 296780), (95, 271788), (110, 234726), (114, 226490), (116, 222585), (132, 195605), (142, 181830), (145, 178068), (165, 156484), (174, 148390), (190, 135894), (209, 123540), (213, 121220), (220, 117363), (228, 113245), (284, 90915), (285, 90596), (290, 89034), (319, 80940), (330, 78242), (348, 74195), (355, 72732), (380, 67947), (418, 61770), (426, 60610), (435, 59356), (551, 46860), (570, 45298), (580, 44517), (627, 41180), (638, 40470), (660, 39121), (710, 36366), (781, 33060), (836, 30885), (852, 30305), (870, 29678), (957, 26980), (1045, 24708), (1065, 24244), (1102, 23430), (1140, 22649), (1254, 20590), (1276, 20235), (1349, 19140), (1420, 18183), (1562, 16530), (1595, 16188), (1653, 15620), (1740, 14839), (1914, 13490), (2059, 12540), (2090, 12354), (2130, 12122), (2204, 11715), (2343, 11020), (2508, 10295), (2698, 9570), (2755, 9372), (3124, 8265), (3135, 8236), (3190, 8094), (3306, 7810), (3828, 6745), (3905, 6612), (4047, 6380), (4118, 6270), (4180, 6177), (4260, 6061), (4686, 5510), (4785, 5396)]