1235000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 80

約数和(自身を含む): 3280200

約数和(自身を除く): 2045200

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 247, 250, 260, 325, 380, 475, 494, 500, 520, 625, 650, 760, 950, 988, 1000, 1235, 1250, 1300, 1625, 1900, 1976, 2375, 2470, 2500, 2600, 3250, 3800, 4750, 4940, 5000, 6175, 6500, 8125, 9500, 9880, 11875, 12350, 13000, 16250, 19000, 23750, 24700, 30875, 32500, 47500, 49400, 61750, 65000, 95000, 123500, 154375, 247000, 308750, 617500, 1235000]

約数ペア:

[(1, 1235000), (2, 617500), (4, 308750), (5, 247000), (8, 154375), (10, 123500), (13, 95000), (19, 65000), (20, 61750), (25, 49400), (26, 47500), (38, 32500), (40, 30875), (50, 24700), (52, 23750), (65, 19000), (76, 16250), (95, 13000), (100, 12350), (104, 11875), (125, 9880), (130, 9500), (152, 8125), (190, 6500), (200, 6175), (247, 5000), (250, 4940), (260, 4750), (325, 3800), (380, 3250), (475, 2600), (494, 2500), (500, 2470), (520, 2375), (625, 1976), (650, 1900), (760, 1625), (950, 1300), (988, 1250), (1000, 1235)]