20250725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 27602400

約数和(自身を除く): 7351675

約数列:

[1, 5, 11, 25, 55, 211, 275, 349, 1055, 1745, 2321, 3839, 5275, 8725, 11605, 19195, 58025, 73639, 95975, 368195, 810029, 1840975, 4050145, 20250725]

約数ペア:

[(1, 20250725), (5, 4050145), (11, 1840975), (25, 810029), (55, 368195), (211, 95975), (275, 73639), (349, 58025), (1055, 19195), (1745, 11605), (2321, 8725), (3839, 5275)]