88287640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{315313}}^1$

素因数の和:315331

約数の個数: 32

約数和(自身を含む): 227026080

約数和(自身を除く): 138738440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 315313, 630626, 1261252, 1576565, 2207191, 2522504, 3153130, 4414382, 6306260, 8828764, 11035955, 12612520, 17657528, 22071910, 44143820, 88287640]

約数ペア:

[(1, 88287640), (2, 44143820), (4, 22071910), (5, 17657528), (7, 12612520), (8, 11035955), (10, 8828764), (14, 6306260), (20, 4414382), (28, 3153130), (35, 2522504), (40, 2207191), (56, 1576565), (70, 1261252), (140, 630626), (280, 315313)]