201200800

素因数分解:

$2^5\times 5^2\times {\mathrm{251501}}^1$

素因数の和:251521

約数の個数: 36

約数和(自身を含む): 491183406

約数和(自身を除く): 289982606

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 251501, 503002, 1006004, 1257505, 2012008, 2515010, 4024016, 5030020, 6287525, 8048032, 10060040, 12575050, 20120080, 25150100, 40240160, 50300200, 100600400, 201200800]

約数ペア:

[(1, 201200800), (2, 100600400), (4, 50300200), (5, 40240160), (8, 25150100), (10, 20120080), (16, 12575050), (20, 10060040), (25, 8048032), (32, 6287525), (40, 5030020), (50, 4024016), (80, 2515010), (100, 2012008), (160, 1257505), (200, 1006004), (400, 503002), (800, 251501)]