9949900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 23123520

約数和(自身を除く): 13173620

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 73, 94, 100, 116, 145, 146, 188, 235, 290, 292, 365, 470, 580, 725, 730, 940, 1175, 1363, 1450, 1460, 1825, 2117, 2350, 2726, 2900, 3431, 3650, 4234, 4700, 5452, 6815, 6862, 7300, 8468, 10585, 13630, 13724, 17155, 21170, 27260, 34075, 34310, 42340, 52925, 68150, 68620, 85775, 99499, 105850, 136300, 171550, 198998, 211700, 343100, 397996, 497495, 994990, 1989980, 2487475, 4974950, 9949900]

約数ペア:

[(1, 9949900), (2, 4974950), (4, 2487475), (5, 1989980), (10, 994990), (20, 497495), (25, 397996), (29, 343100), (47, 211700), (50, 198998), (58, 171550), (73, 136300), (94, 105850), (100, 99499), (116, 85775), (145, 68620), (146, 68150), (188, 52925), (235, 42340), (290, 34310), (292, 34075), (365, 27260), (470, 21170), (580, 17155), (725, 13724), (730, 13630), (940, 10585), (1175, 8468), (1363, 7300), (1450, 6862), (1460, 6815), (1825, 5452), (2117, 4700), (2350, 4234), (2726, 3650), (2900, 3431)]