68880712

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{739}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 132134400

約数和(自身を除く): 63253688

約数列:

[1, 2, 4, 8, 61, 122, 191, 244, 382, 488, 739, 764, 1478, 1528, 2956, 5912, 11651, 23302, 45079, 46604, 90158, 93208, 141149, 180316, 282298, 360632, 564596, 1129192, 8610089, 17220178, 34440356, 68880712]

約数ペア:

[(1, 68880712), (2, 34440356), (4, 17220178), (8, 8610089), (61, 1129192), (122, 564596), (191, 360632), (244, 282298), (382, 180316), (488, 141149), (739, 93208), (764, 90158), (1478, 46604), (1528, 45079), (2956, 23302), (5912, 11651)]