68937584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{253447}}^1$

素因数の和:253472

約数の個数: 20

約数和(自身を含む): 141423984

約数和(自身を除く): 72486400

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 253447, 506894, 1013788, 2027576, 4055152, 4308599, 8617198, 17234396, 34468792, 68937584]

約数ペア:

[(1, 68937584), (2, 34468792), (4, 17234396), (8, 8617198), (16, 4308599), (17, 4055152), (34, 2027576), (68, 1013788), (136, 506894), (272, 253447)]