12120550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 25154640

約数和(自身を除く): 13034090

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 643, 650, 725, 754, 1286, 1450, 1885, 3215, 3770, 6430, 8359, 9425, 16075, 16718, 18647, 18850, 32150, 37294, 41795, 83590, 93235, 186470, 208975, 242411, 417950, 466175, 484822, 932350, 1212055, 2424110, 6060275, 12120550]

約数ペア:

[(1, 12120550), (2, 6060275), (5, 2424110), (10, 1212055), (13, 932350), (25, 484822), (26, 466175), (29, 417950), (50, 242411), (58, 208975), (65, 186470), (130, 93235), (145, 83590), (290, 41795), (325, 37294), (377, 32150), (643, 18850), (650, 18647), (725, 16718), (754, 16075), (1286, 9425), (1450, 8359), (1885, 6430), (3215, 3770)]