71857890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61417}}^1$

素因数の和:61443

約数の個数: 48

約数和(自身を含む): 201205368

約数和(自身を除く): 129347478

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 61417, 122834, 184251, 307085, 368502, 552753, 614170, 798421, 921255, 1105506, 1596842, 1842510, 2395263, 2763765, 3992105, 4790526, 5527530, 7185789, 7984210, 11976315, 14371578, 23952630, 35928945, 71857890]

約数ペア:

[(1, 71857890), (2, 35928945), (3, 23952630), (5, 14371578), (6, 11976315), (9, 7984210), (10, 7185789), (13, 5527530), (15, 4790526), (18, 3992105), (26, 2763765), (30, 2395263), (39, 1842510), (45, 1596842), (65, 1105506), (78, 921255), (90, 798421), (117, 614170), (130, 552753), (195, 368502), (234, 307085), (390, 184251), (585, 122834), (1170, 61417)]