38565725

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 56276160

約数和(自身を除く): 17710435

約数列:

[1, 5, 11, 19, 25, 55, 61, 95, 121, 209, 275, 305, 475, 605, 671, 1045, 1159, 1331, 1525, 2299, 3025, 3355, 5225, 5795, 6655, 7381, 11495, 12749, 16775, 25289, 28975, 33275, 36905, 57475, 63745, 81191, 126445, 140239, 184525, 318725, 405955, 632225, 701195, 1542629, 2029775, 3505975, 7713145, 38565725]

約数ペア:

[(1, 38565725), (5, 7713145), (11, 3505975), (19, 2029775), (25, 1542629), (55, 701195), (61, 632225), (95, 405955), (121, 318725), (209, 184525), (275, 140239), (305, 126445), (475, 81191), (605, 63745), (671, 57475), (1045, 36905), (1159, 33275), (1331, 28975), (1525, 25289), (2299, 16775), (3025, 12749), (3355, 11495), (5225, 7381), (5795, 6655)]