65258920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5051}}^1$

素因数の和:5098

約数の個数: 64

約数和(自身を含む): 163684800

約数和(自身を除く): 98425880

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 5051, 6460, 10102, 12920, 20204, 25255, 40408, 50510, 85867, 95969, 101020, 171734, 191938, 202040, 343468, 383876, 429335, 479845, 686936, 767752, 858670, 959690, 1631473, 1717340, 1919380, 3262946, 3434680, 3838760, 6525892, 8157365, 13051784, 16314730, 32629460, 65258920]

約数ペア:

[(1, 65258920), (2, 32629460), (4, 16314730), (5, 13051784), (8, 8157365), (10, 6525892), (17, 3838760), (19, 3434680), (20, 3262946), (34, 1919380), (38, 1717340), (40, 1631473), (68, 959690), (76, 858670), (85, 767752), (95, 686936), (136, 479845), (152, 429335), (170, 383876), (190, 343468), (323, 202040), (340, 191938), (380, 171734), (646, 101020), (680, 95969), (760, 85867), (1292, 50510), (1615, 40408), (2584, 25255), (3230, 20204), (5051, 12920), (6460, 10102)]