157787960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3697}}^1$

素因数の和:3816

約数の個数: 64

約数和(自身を含む): 391396320

約数和(自身を除く): 233608360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3697, 3880, 4268, 5335, 7394, 8536, 10670, 14788, 18485, 21340, 29576, 36970, 40667, 42680, 73940, 81334, 147880, 162668, 203335, 325336, 358609, 406670, 717218, 813340, 1434436, 1626680, 1793045, 2868872, 3586090, 3944699, 7172180, 7889398, 14344360, 15778796, 19723495, 31557592, 39446990, 78893980, 157787960]

約数ペア:

[(1, 157787960), (2, 78893980), (4, 39446990), (5, 31557592), (8, 19723495), (10, 15778796), (11, 14344360), (20, 7889398), (22, 7172180), (40, 3944699), (44, 3586090), (55, 2868872), (88, 1793045), (97, 1626680), (110, 1434436), (194, 813340), (220, 717218), (388, 406670), (440, 358609), (485, 325336), (776, 203335), (970, 162668), (1067, 147880), (1940, 81334), (2134, 73940), (3697, 42680), (3880, 40667), (4268, 36970), (5335, 29576), (7394, 21340), (8536, 18485), (10670, 14788)]