71700640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40739}}^1$

素因数の和:40765

約数の個数: 48

約数和(自身を含む): 184796640

約数和(自身を除く): 113096000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40739, 81478, 162956, 203695, 325912, 407390, 448129, 651824, 814780, 896258, 1303648, 1629560, 1792516, 2240645, 3259120, 3585032, 4481290, 6518240, 7170064, 8962580, 14340128, 17925160, 35850320, 71700640]

約数ペア:

[(1, 71700640), (2, 35850320), (4, 17925160), (5, 14340128), (8, 8962580), (10, 7170064), (11, 6518240), (16, 4481290), (20, 3585032), (22, 3259120), (32, 2240645), (40, 1792516), (44, 1629560), (55, 1303648), (80, 896258), (88, 814780), (110, 651824), (160, 448129), (176, 407390), (220, 325912), (352, 203695), (440, 162956), (880, 81478), (1760, 40739)]