25738440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2391

約数の個数: 128

約数和(自身を含む): 95074560

約数和(自身を除く): 69336120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2357, 2730, 3640, 4714, 5460, 7071, 9428, 10920, 11785, 14142, 16499, 18856, 23570, 28284, 30641, 32998, 35355, 47140, 49497, 56568, 61282, 65996, 70710, 82495, 91923, 94280, 98994, 122564, 131992, 141420, 153205, 164990, 183846, 197988, 214487, 245128, 247485, 282840, 306410, 329980, 367692, 395976, 428974, 459615, 494970, 612820, 643461, 659960, 735384, 857948, 919230, 989940, 1072435, 1225640, 1286922, 1715896, 1838460, 1979880, 2144870, 2573844, 3217305, 3676920, 4289740, 5147688, 6434610, 8579480, 12869220, 25738440]

約数ペア:

[(1, 25738440), (2, 12869220), (3, 8579480), (4, 6434610), (5, 5147688), (6, 4289740), (7, 3676920), (8, 3217305), (10, 2573844), (12, 2144870), (13, 1979880), (14, 1838460), (15, 1715896), (20, 1286922), (21, 1225640), (24, 1072435), (26, 989940), (28, 919230), (30, 857948), (35, 735384), (39, 659960), (40, 643461), (42, 612820), (52, 494970), (56, 459615), (60, 428974), (65, 395976), (70, 367692), (78, 329980), (84, 306410), (91, 282840), (104, 247485), (105, 245128), (120, 214487), (130, 197988), (140, 183846), (156, 164990), (168, 153205), (182, 141420), (195, 131992), (210, 122564), (260, 98994), (273, 94280), (280, 91923), (312, 82495), (364, 70710), (390, 65996), (420, 61282), (455, 56568), (520, 49497), (546, 47140), (728, 35355), (780, 32998), (840, 30641), (910, 28284), (1092, 23570), (1365, 18856), (1560, 16499), (1820, 14142), (2184, 11785), (2357, 10920), (2730, 9428), (3640, 7071), (4714, 5460)]