25938940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 62705664

約数和(自身を除く): 36766724

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 31, 34, 46, 62, 68, 85, 92, 107, 115, 124, 155, 170, 214, 230, 310, 340, 391, 428, 460, 527, 535, 620, 713, 782, 1054, 1070, 1426, 1564, 1819, 1955, 2108, 2140, 2461, 2635, 2852, 3317, 3565, 3638, 3910, 4922, 5270, 6634, 7130, 7276, 7820, 9095, 9844, 10540, 12121, 12305, 13268, 14260, 16585, 18190, 24242, 24610, 33170, 36380, 41837, 48484, 49220, 56389, 60605, 66340, 76291, 83674, 112778, 121210, 152582, 167348, 209185, 225556, 242420, 281945, 305164, 381455, 418370, 563890, 762910, 836740, 1127780, 1296947, 1525820, 2593894, 5187788, 6484735, 12969470, 25938940]

約数ペア:

[(1, 25938940), (2, 12969470), (4, 6484735), (5, 5187788), (10, 2593894), (17, 1525820), (20, 1296947), (23, 1127780), (31, 836740), (34, 762910), (46, 563890), (62, 418370), (68, 381455), (85, 305164), (92, 281945), (107, 242420), (115, 225556), (124, 209185), (155, 167348), (170, 152582), (214, 121210), (230, 112778), (310, 83674), (340, 76291), (391, 66340), (428, 60605), (460, 56389), (527, 49220), (535, 48484), (620, 41837), (713, 36380), (782, 33170), (1054, 24610), (1070, 24242), (1426, 18190), (1564, 16585), (1819, 14260), (1955, 13268), (2108, 12305), (2140, 12121), (2461, 10540), (2635, 9844), (2852, 9095), (3317, 7820), (3565, 7276), (3638, 7130), (3910, 6634), (4922, 5270)]