70708820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38851}}^1$

素因数の和:38880

約数の個数: 48

約数和(自身を含む): 182759808

約数和(自身を除く): 112050988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 38851, 77702, 155404, 194255, 271957, 388510, 505063, 543914, 777020, 1010126, 1087828, 1359785, 2020252, 2525315, 2719570, 3535441, 5050630, 5439140, 7070882, 10101260, 14141764, 17677205, 35354410, 70708820]

約数ペア:

[(1, 70708820), (2, 35354410), (4, 17677205), (5, 14141764), (7, 10101260), (10, 7070882), (13, 5439140), (14, 5050630), (20, 3535441), (26, 2719570), (28, 2525315), (35, 2020252), (52, 1359785), (65, 1087828), (70, 1010126), (91, 777020), (130, 543914), (140, 505063), (182, 388510), (260, 271957), (364, 194255), (455, 155404), (910, 77702), (1820, 38851)]