42627825

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 81244800

約数和(自身を除く): 38616975

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 47, 75, 87, 139, 141, 145, 225, 235, 261, 417, 423, 435, 695, 705, 725, 1175, 1251, 1305, 1363, 2085, 2115, 2175, 3475, 3525, 4031, 4089, 6255, 6525, 6533, 6815, 10425, 10575, 12093, 12267, 19599, 20155, 20445, 31275, 32665, 34075, 36279, 58797, 60465, 61335, 97995, 100775, 102225, 163325, 181395, 189457, 293985, 302325, 306675, 489975, 568371, 906975, 947285, 1469925, 1705113, 2841855, 4736425, 8525565, 14209275, 42627825]

約数ペア:

[(1, 42627825), (3, 14209275), (5, 8525565), (9, 4736425), (15, 2841855), (25, 1705113), (29, 1469925), (45, 947285), (47, 906975), (75, 568371), (87, 489975), (139, 306675), (141, 302325), (145, 293985), (225, 189457), (235, 181395), (261, 163325), (417, 102225), (423, 100775), (435, 97995), (695, 61335), (705, 60465), (725, 58797), (1175, 36279), (1251, 34075), (1305, 32665), (1363, 31275), (2085, 20445), (2115, 20155), (2175, 19599), (3475, 12267), (3525, 12093), (4031, 10575), (4089, 10425), (6255, 6815), (6525, 6533)]