31580710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 68843520

約数和(自身を除く): 37262810

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 47, 58, 70, 94, 145, 203, 235, 290, 329, 331, 406, 470, 658, 662, 1015, 1363, 1645, 1655, 2030, 2317, 2726, 3290, 3310, 4634, 6815, 9541, 9599, 11585, 13630, 15557, 19082, 19198, 23170, 31114, 47705, 47995, 67193, 77785, 95410, 95990, 108899, 134386, 155570, 217798, 335965, 451153, 544495, 671930, 902306, 1088990, 2255765, 3158071, 4511530, 6316142, 15790355, 31580710]

約数ペア:

[(1, 31580710), (2, 15790355), (5, 6316142), (7, 4511530), (10, 3158071), (14, 2255765), (29, 1088990), (35, 902306), (47, 671930), (58, 544495), (70, 451153), (94, 335965), (145, 217798), (203, 155570), (235, 134386), (290, 108899), (329, 95990), (331, 95410), (406, 77785), (470, 67193), (658, 47995), (662, 47705), (1015, 31114), (1363, 23170), (1645, 19198), (1655, 19082), (2030, 15557), (2317, 13630), (2726, 11585), (3290, 9599), (3310, 9541), (4634, 6815)]