277160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 48

約数和(自身を含む): 691740

約数和(自身を除く): 414580

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 169, 205, 260, 328, 338, 410, 520, 533, 676, 820, 845, 1066, 1352, 1640, 1690, 2132, 2665, 3380, 4264, 5330, 6760, 6929, 10660, 13858, 21320, 27716, 34645, 55432, 69290, 138580, 277160]

約数ペア:

[(1, 277160), (2, 138580), (4, 69290), (5, 55432), (8, 34645), (10, 27716), (13, 21320), (20, 13858), (26, 10660), (40, 6929), (41, 6760), (52, 5330), (65, 4264), (82, 3380), (104, 2665), (130, 2132), (164, 1690), (169, 1640), (205, 1352), (260, 1066), (328, 845), (338, 820), (410, 676), (520, 533)]