64290825

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 121867200

約数和(自身を除く): 57576375

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 59, 75, 87, 145, 167, 177, 225, 261, 295, 435, 501, 531, 725, 835, 885, 1305, 1475, 1503, 1711, 2175, 2505, 2655, 4175, 4425, 4843, 5133, 6525, 7515, 8555, 9853, 12525, 13275, 14529, 15399, 24215, 25665, 29559, 37575, 42775, 43587, 49265, 72645, 76995, 88677, 121075, 128325, 147795, 217935, 246325, 285737, 363225, 384975, 443385, 738975, 857211, 1089675, 1428685, 2216925, 2571633, 4286055, 7143425, 12858165, 21430275, 64290825]

約数ペア:

[(1, 64290825), (3, 21430275), (5, 12858165), (9, 7143425), (15, 4286055), (25, 2571633), (29, 2216925), (45, 1428685), (59, 1089675), (75, 857211), (87, 738975), (145, 443385), (167, 384975), (177, 363225), (225, 285737), (261, 246325), (295, 217935), (435, 147795), (501, 128325), (531, 121075), (725, 88677), (835, 76995), (885, 72645), (1305, 49265), (1475, 43587), (1503, 42775), (1711, 37575), (2175, 29559), (2505, 25665), (2655, 24215), (4175, 15399), (4425, 14529), (4843, 13275), (5133, 12525), (6525, 9853), (7515, 8555)]