172590640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{69593}}^1$

素因数の和:69637

約数の個数: 40

約数和(自身を含む): 414223488

約数和(自身を除く): 241632848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 69593, 139186, 278372, 347965, 556744, 695930, 1113488, 1391860, 2157383, 2783720, 4314766, 5567440, 8629532, 10786915, 17259064, 21573830, 34518128, 43147660, 86295320, 172590640]

約数ペア:

[(1, 172590640), (2, 86295320), (4, 43147660), (5, 34518128), (8, 21573830), (10, 17259064), (16, 10786915), (20, 8629532), (31, 5567440), (40, 4314766), (62, 2783720), (80, 2157383), (124, 1391860), (155, 1113488), (248, 695930), (310, 556744), (496, 347965), (620, 278372), (1240, 139186), (2480, 69593)]