27337160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 64108800

約数和(自身を除く): 36771640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 158, 164, 205, 211, 316, 328, 395, 410, 422, 632, 790, 820, 844, 1055, 1580, 1640, 1688, 2110, 3160, 3239, 4220, 6478, 8440, 8651, 12956, 16195, 16669, 17302, 25912, 32390, 33338, 34604, 43255, 64780, 66676, 69208, 83345, 86510, 129560, 133352, 166690, 173020, 333380, 346040, 666760, 683429, 1366858, 2733716, 3417145, 5467432, 6834290, 13668580, 27337160]

約数ペア:

[(1, 27337160), (2, 13668580), (4, 6834290), (5, 5467432), (8, 3417145), (10, 2733716), (20, 1366858), (40, 683429), (41, 666760), (79, 346040), (82, 333380), (158, 173020), (164, 166690), (205, 133352), (211, 129560), (316, 86510), (328, 83345), (395, 69208), (410, 66676), (422, 64780), (632, 43255), (790, 34604), (820, 33338), (844, 32390), (1055, 25912), (1580, 17302), (1640, 16669), (1688, 16195), (2110, 12956), (3160, 8651), (3239, 8440), (4220, 6478)]