87903260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{258539}}^1$

素因数の和:258565

約数の個数: 24

約数和(自身を含む): 195456240

約数和(自身を除く): 107552980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 258539, 517078, 1034156, 1292695, 2585390, 4395163, 5170780, 8790326, 17580652, 21975815, 43951630, 87903260]

約数ペア:

[(1, 87903260), (2, 43951630), (4, 21975815), (5, 17580652), (10, 8790326), (17, 5170780), (20, 4395163), (34, 2585390), (68, 1292695), (85, 1034156), (170, 517078), (340, 258539)]