71018860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1117}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 172985904

約数和(自身を除く): 101967044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1117, 1156, 1445, 1870, 2234, 2890, 3179, 3740, 4468, 5585, 5780, 6358, 11170, 12287, 12716, 15895, 18989, 22340, 24574, 31790, 37978, 49148, 61435, 63580, 75956, 94945, 122870, 189890, 208879, 245740, 322813, 379780, 417758, 645626, 835516, 1044395, 1291252, 1614065, 2088790, 3228130, 3550943, 4177580, 6456260, 7101886, 14203772, 17754715, 35509430, 71018860]

約数ペア:

[(1, 71018860), (2, 35509430), (4, 17754715), (5, 14203772), (10, 7101886), (11, 6456260), (17, 4177580), (20, 3550943), (22, 3228130), (34, 2088790), (44, 1614065), (55, 1291252), (68, 1044395), (85, 835516), (110, 645626), (170, 417758), (187, 379780), (220, 322813), (289, 245740), (340, 208879), (374, 189890), (578, 122870), (748, 94945), (935, 75956), (1117, 63580), (1156, 61435), (1445, 49148), (1870, 37978), (2234, 31790), (2890, 24574), (3179, 22340), (3740, 18989), (4468, 15895), (5585, 12716), (5780, 12287), (6358, 11170)]