76886668

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 136329984

約数和(自身を除く): 59443316

約数列:

[1, 2, 4, 157, 191, 314, 382, 628, 641, 764, 1282, 2564, 29987, 59974, 100637, 119948, 122431, 201274, 244862, 402548, 489724, 19221667, 38443334, 76886668]

約数ペア:

[(1, 76886668), (2, 38443334), (4, 19221667), (157, 489724), (191, 402548), (314, 244862), (382, 201274), (628, 122431), (641, 119948), (764, 100637), (1282, 59974), (2564, 29987)]