69855160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 163036800

約数和(自身を除く): 93181640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 73, 94, 146, 188, 235, 292, 365, 376, 470, 509, 584, 730, 940, 1018, 1460, 1880, 2036, 2545, 2920, 3431, 4072, 5090, 6862, 10180, 13724, 17155, 20360, 23923, 27448, 34310, 37157, 47846, 68620, 74314, 95692, 119615, 137240, 148628, 185785, 191384, 239230, 297256, 371570, 478460, 743140, 956920, 1486280, 1746379, 3492758, 6985516, 8731895, 13971032, 17463790, 34927580, 69855160]

約数ペア:

[(1, 69855160), (2, 34927580), (4, 17463790), (5, 13971032), (8, 8731895), (10, 6985516), (20, 3492758), (40, 1746379), (47, 1486280), (73, 956920), (94, 743140), (146, 478460), (188, 371570), (235, 297256), (292, 239230), (365, 191384), (376, 185785), (470, 148628), (509, 137240), (584, 119615), (730, 95692), (940, 74314), (1018, 68620), (1460, 47846), (1880, 37157), (2036, 34310), (2545, 27448), (2920, 23923), (3431, 20360), (4072, 17155), (5090, 13724), (6862, 10180)]