27826280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 66977280

約数和(自身を除く): 39151000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 151, 170, 271, 302, 340, 542, 604, 680, 755, 1084, 1208, 1355, 1510, 2168, 2567, 2710, 3020, 4607, 5134, 5420, 6040, 9214, 10268, 10840, 12835, 18428, 20536, 23035, 25670, 36856, 40921, 46070, 51340, 81842, 92140, 102680, 163684, 184280, 204605, 327368, 409210, 695657, 818420, 1391314, 1636840, 2782628, 3478285, 5565256, 6956570, 13913140, 27826280]

約数ペア:

[(1, 27826280), (2, 13913140), (4, 6956570), (5, 5565256), (8, 3478285), (10, 2782628), (17, 1636840), (20, 1391314), (34, 818420), (40, 695657), (68, 409210), (85, 327368), (136, 204605), (151, 184280), (170, 163684), (271, 102680), (302, 92140), (340, 81842), (542, 51340), (604, 46070), (680, 40921), (755, 36856), (1084, 25670), (1208, 23035), (1355, 20536), (1510, 18428), (2168, 12835), (2567, 10840), (2710, 10268), (3020, 9214), (4607, 6040), (5134, 5420)]