87432020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 212357376

約数和(自身を除く): 124925356

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 131, 151, 170, 221, 260, 262, 302, 340, 442, 524, 604, 655, 755, 884, 1105, 1310, 1510, 1703, 1963, 2210, 2227, 2567, 2620, 3020, 3406, 3926, 4420, 4454, 5134, 6812, 7852, 8515, 8908, 9815, 10268, 11135, 12835, 17030, 19630, 19781, 22270, 25670, 28951, 33371, 34060, 39260, 39562, 44540, 51340, 57902, 66742, 79124, 98905, 115804, 133484, 144755, 166855, 197810, 257153, 289510, 333710, 336277, 395620, 514306, 579020, 667420, 672554, 1028612, 1285765, 1345108, 1681385, 2571530, 3362770, 4371601, 5143060, 6725540, 8743202, 17486404, 21858005, 43716010, 87432020]

約数ペア:

[(1, 87432020), (2, 43716010), (4, 21858005), (5, 17486404), (10, 8743202), (13, 6725540), (17, 5143060), (20, 4371601), (26, 3362770), (34, 2571530), (52, 1681385), (65, 1345108), (68, 1285765), (85, 1028612), (130, 672554), (131, 667420), (151, 579020), (170, 514306), (221, 395620), (260, 336277), (262, 333710), (302, 289510), (340, 257153), (442, 197810), (524, 166855), (604, 144755), (655, 133484), (755, 115804), (884, 98905), (1105, 79124), (1310, 66742), (1510, 57902), (1703, 51340), (1963, 44540), (2210, 39562), (2227, 39260), (2567, 34060), (2620, 33371), (3020, 28951), (3406, 25670), (3926, 22270), (4420, 19781), (4454, 19630), (5134, 17030), (6812, 12835), (7852, 11135), (8515, 10268), (8908, 9815)]