395657925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1579}}^1$

素因数の和:1862

約数の個数: 48

約数和(自身を含む): 707663040

約数和(自身を除く): 312005115

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 257, 325, 771, 975, 1285, 1579, 3341, 3855, 4737, 6425, 7895, 10023, 16705, 19275, 20527, 23685, 39475, 50115, 61581, 83525, 102635, 118425, 250575, 307905, 405803, 513175, 1217409, 1539525, 2029015, 5275439, 6087045, 10145075, 15826317, 26377195, 30435225, 79131585, 131885975, 395657925]

約数ペア:

[(1, 395657925), (3, 131885975), (5, 79131585), (13, 30435225), (15, 26377195), (25, 15826317), (39, 10145075), (65, 6087045), (75, 5275439), (195, 2029015), (257, 1539525), (325, 1217409), (771, 513175), (975, 405803), (1285, 307905), (1579, 250575), (3341, 118425), (3855, 102635), (4737, 83525), (6425, 61581), (7895, 50115), (10023, 39475), (16705, 23685), (19275, 20527)]