30021250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 66578688

約数和(自身を除く): 36557438

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 47, 50, 70, 73, 94, 125, 146, 175, 235, 250, 329, 350, 365, 470, 511, 625, 658, 730, 875, 1022, 1175, 1250, 1645, 1750, 1825, 2350, 2555, 3290, 3431, 3650, 4375, 5110, 5875, 6862, 8225, 8750, 9125, 11750, 12775, 16450, 17155, 18250, 24017, 25550, 29375, 34310, 41125, 45625, 48034, 58750, 63875, 82250, 85775, 91250, 120085, 127750, 171550, 205625, 240170, 319375, 411250, 428875, 600425, 638750, 857750, 1200850, 2144375, 3002125, 4288750, 6004250, 15010625, 30021250]

約数ペア:

[(1, 30021250), (2, 15010625), (5, 6004250), (7, 4288750), (10, 3002125), (14, 2144375), (25, 1200850), (35, 857750), (47, 638750), (50, 600425), (70, 428875), (73, 411250), (94, 319375), (125, 240170), (146, 205625), (175, 171550), (235, 127750), (250, 120085), (329, 91250), (350, 85775), (365, 82250), (470, 63875), (511, 58750), (625, 48034), (658, 45625), (730, 41125), (875, 34310), (1022, 29375), (1175, 25550), (1250, 24017), (1645, 18250), (1750, 17155), (1825, 16450), (2350, 12775), (2555, 11750), (3290, 9125), (3431, 8750), (3650, 8225), (4375, 6862), (5110, 5875)]