61809128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2129}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 122688000

約数和(自身を除く): 60878872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 764, 1528, 2129, 3629, 4258, 7258, 8516, 14516, 17032, 29032, 40451, 80902, 161804, 323608, 406639, 813278, 1626556, 3253112, 7726141, 15452282, 30904564, 61809128]

約数ペア:

[(1, 61809128), (2, 30904564), (4, 15452282), (8, 7726141), (19, 3253112), (38, 1626556), (76, 813278), (152, 406639), (191, 323608), (382, 161804), (764, 80902), (1528, 40451), (2129, 29032), (3629, 17032), (4258, 14516), (7258, 8516)]