162589720

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{8081}}^1$

素因数の和:8595

約数の個数: 32

約数和(自身を含む): 366599520

約数和(自身を除く): 204009800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 8081, 10060, 16162, 20120, 32324, 40405, 64648, 80810, 161620, 323240, 4064743, 8129486, 16258972, 20323715, 32517944, 40647430, 81294860, 162589720]

約数ペア:

[(1, 162589720), (2, 81294860), (4, 40647430), (5, 32517944), (8, 20323715), (10, 16258972), (20, 8129486), (40, 4064743), (503, 323240), (1006, 161620), (2012, 80810), (2515, 64648), (4024, 40405), (5030, 32324), (8081, 20120), (10060, 16162)]