215005250

素因数分解:

$2^1\times 5^3\times {\mathrm{317}}^1\times {\mathrm{2713}}^1$

素因数の和:3047

約数の個数: 32

約数和(自身を含む): 403908336

約数和(自身を除く): 188903086

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 317, 634, 1585, 2713, 3170, 5426, 7925, 13565, 15850, 27130, 39625, 67825, 79250, 135650, 339125, 678250, 860021, 1720042, 4300105, 8600210, 21500525, 43001050, 107502625, 215005250]

約数ペア:

[(1, 215005250), (2, 107502625), (5, 43001050), (10, 21500525), (25, 8600210), (50, 4300105), (125, 1720042), (250, 860021), (317, 678250), (634, 339125), (1585, 135650), (2713, 79250), (3170, 67825), (5426, 39625), (7925, 27130), (13565, 15850)]