71143760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28687}}^1$

素因数の和:28731

約数の個数: 40

約数和(自身を含む): 170750976

約数和(自身を除く): 99607216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28687, 57374, 114748, 143435, 229496, 286870, 458992, 573740, 889297, 1147480, 1778594, 2294960, 3557188, 4446485, 7114376, 8892970, 14228752, 17785940, 35571880, 71143760]

約数ペア:

[(1, 71143760), (2, 35571880), (4, 17785940), (5, 14228752), (8, 8892970), (10, 7114376), (16, 4446485), (20, 3557188), (31, 2294960), (40, 1778594), (62, 1147480), (80, 889297), (124, 573740), (155, 458992), (248, 286870), (310, 229496), (496, 143435), (620, 114748), (1240, 57374), (2480, 28687)]