51436720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22171}}^1$

素因数の和:22213

約数の個数: 40

約数和(自身を含む): 123719760

約数和(自身を除く): 72283040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 22171, 44342, 88684, 110855, 177368, 221710, 354736, 443420, 642959, 886840, 1285918, 1773680, 2571836, 3214795, 5143672, 6429590, 10287344, 12859180, 25718360, 51436720]

約数ペア:

[(1, 51436720), (2, 25718360), (4, 12859180), (5, 10287344), (8, 6429590), (10, 5143672), (16, 3214795), (20, 2571836), (29, 1773680), (40, 1285918), (58, 886840), (80, 642959), (116, 443420), (145, 354736), (232, 221710), (290, 177368), (464, 110855), (580, 88684), (1160, 44342), (2320, 22171)]