64111400

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{2447}}^1$

素因数の和:2594

約数の個数: 48

約数和(自身を含む): 150258240

約数和(自身を除く): 86146840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 524, 655, 1048, 1310, 2447, 2620, 3275, 4894, 5240, 6550, 9788, 12235, 13100, 19576, 24470, 26200, 48940, 61175, 97880, 122350, 244700, 320557, 489400, 641114, 1282228, 1602785, 2564456, 3205570, 6411140, 8013925, 12822280, 16027850, 32055700, 64111400]

約数ペア:

[(1, 64111400), (2, 32055700), (4, 16027850), (5, 12822280), (8, 8013925), (10, 6411140), (20, 3205570), (25, 2564456), (40, 1602785), (50, 1282228), (100, 641114), (131, 489400), (200, 320557), (262, 244700), (524, 122350), (655, 97880), (1048, 61175), (1310, 48940), (2447, 26200), (2620, 24470), (3275, 19576), (4894, 13100), (5240, 12235), (6550, 9788)]