71246780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5309}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 165926880

約数和(自身を除く): 94680100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 5309, 6710, 10618, 13420, 21236, 26545, 53090, 58399, 106180, 116798, 233596, 291995, 323849, 583990, 647698, 1167980, 1295396, 1619245, 3238490, 3562339, 6476980, 7124678, 14249356, 17811695, 35623390, 71246780]

約数ペア:

[(1, 71246780), (2, 35623390), (4, 17811695), (5, 14249356), (10, 7124678), (11, 6476980), (20, 3562339), (22, 3238490), (44, 1619245), (55, 1295396), (61, 1167980), (110, 647698), (122, 583990), (220, 323849), (244, 291995), (305, 233596), (610, 116798), (671, 106180), (1220, 58399), (1342, 53090), (2684, 26545), (3355, 21236), (5309, 13420), (6710, 10618)]