65211040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1129}}^1$

素因数の和:1182

約数の個数: 72

約数和(自身を含む): 162740340

約数和(自身を除く): 97529300

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1129, 1444, 1520, 1805, 2258, 2888, 3040, 3610, 4516, 5645, 5776, 7220, 9032, 11290, 11552, 14440, 18064, 21451, 22580, 28880, 36128, 42902, 45160, 57760, 85804, 90320, 107255, 171608, 180640, 214510, 343216, 407569, 429020, 686432, 815138, 858040, 1630276, 1716080, 2037845, 3260552, 3432160, 4075690, 6521104, 8151380, 13042208, 16302760, 32605520, 65211040]

約数ペア:

[(1, 65211040), (2, 32605520), (4, 16302760), (5, 13042208), (8, 8151380), (10, 6521104), (16, 4075690), (19, 3432160), (20, 3260552), (32, 2037845), (38, 1716080), (40, 1630276), (76, 858040), (80, 815138), (95, 686432), (152, 429020), (160, 407569), (190, 343216), (304, 214510), (361, 180640), (380, 171608), (608, 107255), (722, 90320), (760, 85804), (1129, 57760), (1444, 45160), (1520, 42902), (1805, 36128), (2258, 28880), (2888, 22580), (3040, 21451), (3610, 18064), (4516, 14440), (5645, 11552), (5776, 11290), (7220, 9032)]