20750675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 28553232

約数和(自身を除く): 7802557

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1237, 1525, 3355, 6185, 13607, 16775, 30925, 68035, 75457, 340175, 377285, 830027, 1886425, 4150135, 20750675]

約数ペア:

[(1, 20750675), (5, 4150135), (11, 1886425), (25, 830027), (55, 377285), (61, 340175), (275, 75457), (305, 68035), (671, 30925), (1237, 16775), (1525, 13607), (3355, 6185)]