68449240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{55201}}^1$

素因数の和:55243

約数の個数: 32

約数和(自身を含む): 158981760

約数和(自身を除く): 90532520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 55201, 110402, 220804, 276005, 441608, 552010, 1104020, 1711231, 2208040, 3422462, 6844924, 8556155, 13689848, 17112310, 34224620, 68449240]

約数ペア:

[(1, 68449240), (2, 34224620), (4, 17112310), (5, 13689848), (8, 8556155), (10, 6844924), (20, 3422462), (31, 2208040), (40, 1711231), (62, 1104020), (124, 552010), (155, 441608), (248, 276005), (310, 220804), (620, 110402), (1240, 55201)]