87645040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2953}}^1$

素因数の和:3026

約数の個数: 80

約数和(自身を含む): 237359808

約数和(自身を除く): 149714768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2953, 2968, 3710, 4240, 5906, 5936, 7420, 11812, 14765, 14840, 20671, 23624, 29530, 29680, 41342, 47248, 59060, 82684, 103355, 118120, 156509, 165368, 206710, 236240, 313018, 330736, 413420, 626036, 782545, 826840, 1095563, 1252072, 1565090, 1653680, 2191126, 2504144, 3130180, 4382252, 5477815, 6260360, 8764504, 10955630, 12520720, 17529008, 21911260, 43822520, 87645040]

約数ペア:

[(1, 87645040), (2, 43822520), (4, 21911260), (5, 17529008), (7, 12520720), (8, 10955630), (10, 8764504), (14, 6260360), (16, 5477815), (20, 4382252), (28, 3130180), (35, 2504144), (40, 2191126), (53, 1653680), (56, 1565090), (70, 1252072), (80, 1095563), (106, 826840), (112, 782545), (140, 626036), (212, 413420), (265, 330736), (280, 313018), (371, 236240), (424, 206710), (530, 165368), (560, 156509), (742, 118120), (848, 103355), (1060, 82684), (1484, 59060), (1855, 47248), (2120, 41342), (2953, 29680), (2968, 29530), (3710, 23624), (4240, 20671), (5906, 14840), (5936, 14765), (7420, 11812)]