85115680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 218792448

約数和(自身を除く): 133676768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 151, 160, 208, 260, 271, 302, 416, 520, 542, 604, 755, 1040, 1084, 1208, 1355, 1510, 1963, 2080, 2168, 2416, 2710, 3020, 3523, 3926, 4336, 4832, 5420, 6040, 7046, 7852, 8672, 9815, 10840, 12080, 14092, 15704, 17615, 19630, 21680, 24160, 28184, 31408, 35230, 39260, 40921, 43360, 56368, 62816, 70460, 78520, 81842, 112736, 140920, 157040, 163684, 204605, 281840, 314080, 327368, 409210, 531973, 563680, 654736, 818420, 1063946, 1309472, 1636840, 2127892, 2659865, 3273680, 4255784, 5319730, 6547360, 8511568, 10639460, 17023136, 21278920, 42557840, 85115680]

約数ペア:

[(1, 85115680), (2, 42557840), (4, 21278920), (5, 17023136), (8, 10639460), (10, 8511568), (13, 6547360), (16, 5319730), (20, 4255784), (26, 3273680), (32, 2659865), (40, 2127892), (52, 1636840), (65, 1309472), (80, 1063946), (104, 818420), (130, 654736), (151, 563680), (160, 531973), (208, 409210), (260, 327368), (271, 314080), (302, 281840), (416, 204605), (520, 163684), (542, 157040), (604, 140920), (755, 112736), (1040, 81842), (1084, 78520), (1208, 70460), (1355, 62816), (1510, 56368), (1963, 43360), (2080, 40921), (2168, 39260), (2416, 35230), (2710, 31408), (3020, 28184), (3523, 24160), (3926, 21680), (4336, 19630), (4832, 17615), (5420, 15704), (6040, 14092), (7046, 12080), (7852, 10840), (8672, 9815)]