71158940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 166489344

約数和(自身を除く): 95330404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 61, 68, 73, 85, 94, 122, 146, 170, 188, 235, 244, 292, 305, 340, 365, 470, 610, 730, 799, 940, 1037, 1220, 1241, 1460, 1598, 2074, 2482, 2867, 3196, 3431, 3995, 4148, 4453, 4964, 5185, 5734, 6205, 6862, 7990, 8906, 10370, 11468, 12410, 13724, 14335, 15980, 17155, 17812, 20740, 22265, 24820, 28670, 34310, 44530, 48739, 57340, 58327, 68620, 75701, 89060, 97478, 116654, 151402, 194956, 209291, 233308, 243695, 291635, 302804, 378505, 418582, 487390, 583270, 757010, 837164, 974780, 1046455, 1166540, 1514020, 2092910, 3557947, 4185820, 7115894, 14231788, 17789735, 35579470, 71158940]

約数ペア:

[(1, 71158940), (2, 35579470), (4, 17789735), (5, 14231788), (10, 7115894), (17, 4185820), (20, 3557947), (34, 2092910), (47, 1514020), (61, 1166540), (68, 1046455), (73, 974780), (85, 837164), (94, 757010), (122, 583270), (146, 487390), (170, 418582), (188, 378505), (235, 302804), (244, 291635), (292, 243695), (305, 233308), (340, 209291), (365, 194956), (470, 151402), (610, 116654), (730, 97478), (799, 89060), (940, 75701), (1037, 68620), (1220, 58327), (1241, 57340), (1460, 48739), (1598, 44530), (2074, 34310), (2482, 28670), (2867, 24820), (3196, 22265), (3431, 20740), (3995, 17812), (4148, 17155), (4453, 15980), (4964, 14335), (5185, 13724), (5734, 12410), (6205, 11468), (6862, 10370), (7990, 8906)]