18256160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 47500992

約数和(自身を除く): 29244832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 131, 134, 160, 208, 260, 262, 268, 335, 416, 520, 524, 536, 655, 670, 871, 1040, 1048, 1072, 1310, 1340, 1703, 1742, 2080, 2096, 2144, 2620, 2680, 3406, 3484, 4192, 4355, 5240, 5360, 6812, 6968, 8515, 8710, 8777, 10480, 10720, 13624, 13936, 17030, 17420, 17554, 20960, 27248, 27872, 34060, 34840, 35108, 43885, 54496, 68120, 69680, 70216, 87770, 114101, 136240, 139360, 140432, 175540, 228202, 272480, 280864, 351080, 456404, 570505, 702160, 912808, 1141010, 1404320, 1825616, 2282020, 3651232, 4564040, 9128080, 18256160]

約数ペア:

[(1, 18256160), (2, 9128080), (4, 4564040), (5, 3651232), (8, 2282020), (10, 1825616), (13, 1404320), (16, 1141010), (20, 912808), (26, 702160), (32, 570505), (40, 456404), (52, 351080), (65, 280864), (67, 272480), (80, 228202), (104, 175540), (130, 140432), (131, 139360), (134, 136240), (160, 114101), (208, 87770), (260, 70216), (262, 69680), (268, 68120), (335, 54496), (416, 43885), (520, 35108), (524, 34840), (536, 34060), (655, 27872), (670, 27248), (871, 20960), (1040, 17554), (1048, 17420), (1072, 17030), (1310, 13936), (1340, 13624), (1703, 10720), (1742, 10480), (2080, 8777), (2096, 8710), (2144, 8515), (2620, 6968), (2680, 6812), (3406, 5360), (3484, 5240), (4192, 4355)]