201378250

素因数分解:

$2^1\times 5^3\times {\mathrm{397}}^1\times {\mathrm{2029}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 378115920

約数和(自身を除く): 176737670

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 397, 794, 1985, 2029, 3970, 4058, 9925, 10145, 19850, 20290, 49625, 50725, 99250, 101450, 253625, 507250, 805513, 1611026, 4027565, 8055130, 20137825, 40275650, 100689125, 201378250]

約数ペア:

[(1, 201378250), (2, 100689125), (5, 40275650), (10, 20137825), (25, 8055130), (50, 4027565), (125, 1611026), (250, 805513), (397, 507250), (794, 253625), (1985, 101450), (2029, 99250), (3970, 50725), (4058, 49625), (9925, 20290), (10145, 19850)]