64897720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3067}}^1$

素因数の和:3124

約数の個数: 48

約数和(自身を含む): 152694360

約数和(自身を除く): 87796640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 529, 920, 1058, 2116, 2645, 3067, 4232, 5290, 6134, 10580, 12268, 15335, 21160, 24536, 30670, 61340, 70541, 122680, 141082, 282164, 352705, 564328, 705410, 1410820, 1622443, 2821640, 3244886, 6489772, 8112215, 12979544, 16224430, 32448860, 64897720]

約数ペア:

[(1, 64897720), (2, 32448860), (4, 16224430), (5, 12979544), (8, 8112215), (10, 6489772), (20, 3244886), (23, 2821640), (40, 1622443), (46, 1410820), (92, 705410), (115, 564328), (184, 352705), (230, 282164), (460, 141082), (529, 122680), (920, 70541), (1058, 61340), (2116, 30670), (2645, 24536), (3067, 21160), (4232, 15335), (5290, 12268), (6134, 10580)]