87465920

素因数分解:

$2^6\times 5^1\times {\mathrm{443}}^1\times {\mathrm{617}}^1$

素因数の和:1077

約数の個数: 56

約数和(自身を含む): 209086704

約数和(自身を除く): 121620784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 443, 617, 886, 1234, 1772, 2215, 2468, 3085, 3544, 4430, 4936, 6170, 7088, 8860, 9872, 12340, 14176, 17720, 19744, 24680, 28352, 35440, 39488, 49360, 70880, 98720, 141760, 197440, 273331, 546662, 1093324, 1366655, 2186648, 2733310, 4373296, 5466620, 8746592, 10933240, 17493184, 21866480, 43732960, 87465920]

約数ペア:

[(1, 87465920), (2, 43732960), (4, 21866480), (5, 17493184), (8, 10933240), (10, 8746592), (16, 5466620), (20, 4373296), (32, 2733310), (40, 2186648), (64, 1366655), (80, 1093324), (160, 546662), (320, 273331), (443, 197440), (617, 141760), (886, 98720), (1234, 70880), (1772, 49360), (2215, 39488), (2468, 35440), (3085, 28352), (3544, 24680), (4430, 19744), (4936, 17720), (6170, 14176), (7088, 12340), (8860, 9872)]