173126320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69809}}^1$

素因数の和:69853

約数の個数: 40

約数和(自身を含む): 415509120

約数和(自身を除く): 242382800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 69809, 139618, 279236, 349045, 558472, 698090, 1116944, 1396180, 2164079, 2792360, 4328158, 5584720, 8656316, 10820395, 17312632, 21640790, 34625264, 43281580, 86563160, 173126320]

約数ペア:

[(1, 173126320), (2, 86563160), (4, 43281580), (5, 34625264), (8, 21640790), (10, 17312632), (16, 10820395), (20, 8656316), (31, 5584720), (40, 4328158), (62, 2792360), (80, 2164079), (124, 1396180), (155, 1116944), (248, 698090), (310, 558472), (496, 349045), (620, 279236), (1240, 139618), (2480, 69809)]