8045579480

素因数分解:

$2^3\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{124699}}^1$

素因数の和:126323

約数の個数: 32

約数和(自身を含む): 18113922000

約数和(自身を除く): 10068342520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1613, 3226, 6452, 8065, 12904, 16130, 32260, 64520, 124699, 249398, 498796, 623495, 997592, 1246990, 2493980, 4987960, 201139487, 402278974, 804557948, 1005697435, 1609115896, 2011394870, 4022789740, 8045579480]

約数ペア:

[(1, 8045579480), (2, 4022789740), (4, 2011394870), (5, 1609115896), (8, 1005697435), (10, 804557948), (20, 402278974), (40, 201139487), (1613, 4987960), (3226, 2493980), (6452, 1246990), (8065, 997592), (12904, 623495), (16130, 498796), (32260, 249398), (64520, 124699)]