84586360

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3299}}^1$

素因数の和:3951

約数の個数: 32

約数和(自身を含む): 190674000

約数和(自身を除く): 106087640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 3299, 5128, 6410, 6598, 12820, 13196, 16495, 25640, 26392, 32990, 65980, 131960, 2114659, 4229318, 8458636, 10573295, 16917272, 21146590, 42293180, 84586360]

約数ペア:

[(1, 84586360), (2, 42293180), (4, 21146590), (5, 16917272), (8, 10573295), (10, 8458636), (20, 4229318), (40, 2114659), (641, 131960), (1282, 65980), (2564, 32990), (3205, 26392), (3299, 25640), (5128, 16495), (6410, 13196), (6598, 12820)]