20328150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2557}}^1$

素因数の和:2625

約数の個数: 48

約数和(自身を含む): 51385104

約数和(自身を除く): 31056954

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2557, 2650, 3975, 5114, 7671, 7950, 12785, 15342, 25570, 38355, 63925, 76710, 127850, 135521, 191775, 271042, 383550, 406563, 677605, 813126, 1355210, 2032815, 3388025, 4065630, 6776050, 10164075, 20328150]

約数ペア:

[(1, 20328150), (2, 10164075), (3, 6776050), (5, 4065630), (6, 3388025), (10, 2032815), (15, 1355210), (25, 813126), (30, 677605), (50, 406563), (53, 383550), (75, 271042), (106, 191775), (150, 135521), (159, 127850), (265, 76710), (318, 63925), (530, 38355), (795, 25570), (1325, 15342), (1590, 12785), (2557, 7950), (2650, 7671), (3975, 5114)]