61375580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2203}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 148108800

約数和(自身を除く): 86733220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2203, 2786, 3980, 4406, 5572, 6965, 8812, 11015, 13930, 15421, 22030, 27860, 30842, 44060, 61684, 77105, 154210, 308420, 438397, 876794, 1753588, 2191985, 3068779, 4383970, 6137558, 8767940, 12275116, 15343895, 30687790, 61375580]

約数ペア:

[(1, 61375580), (2, 30687790), (4, 15343895), (5, 12275116), (7, 8767940), (10, 6137558), (14, 4383970), (20, 3068779), (28, 2191985), (35, 1753588), (70, 876794), (140, 438397), (199, 308420), (398, 154210), (796, 77105), (995, 61684), (1393, 44060), (1990, 30842), (2203, 27860), (2786, 22030), (3980, 15421), (4406, 13930), (5572, 11015), (6965, 8812)]