7657000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 128

約数和(自身を含む): 20966400

約数和(自身を除く): 13309400

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 31, 38, 40, 50, 52, 62, 65, 76, 95, 100, 104, 124, 125, 130, 152, 155, 190, 200, 247, 248, 250, 260, 310, 325, 380, 403, 475, 494, 500, 520, 589, 620, 650, 760, 775, 806, 950, 988, 1000, 1178, 1235, 1240, 1300, 1550, 1612, 1625, 1900, 1976, 2015, 2356, 2375, 2470, 2600, 2945, 3100, 3224, 3250, 3800, 3875, 4030, 4712, 4750, 4940, 5890, 6175, 6200, 6500, 7657, 7750, 8060, 9500, 9880, 10075, 11780, 12350, 13000, 14725, 15314, 15500, 16120, 19000, 20150, 23560, 24700, 29450, 30628, 30875, 31000, 38285, 40300, 49400, 50375, 58900, 61256, 61750, 73625, 76570, 80600, 100750, 117800, 123500, 147250, 153140, 191425, 201500, 247000, 294500, 306280, 382850, 403000, 589000, 765700, 957125, 1531400, 1914250, 3828500, 7657000]

約数ペア:

[(1, 7657000), (2, 3828500), (4, 1914250), (5, 1531400), (8, 957125), (10, 765700), (13, 589000), (19, 403000), (20, 382850), (25, 306280), (26, 294500), (31, 247000), (38, 201500), (40, 191425), (50, 153140), (52, 147250), (62, 123500), (65, 117800), (76, 100750), (95, 80600), (100, 76570), (104, 73625), (124, 61750), (125, 61256), (130, 58900), (152, 50375), (155, 49400), (190, 40300), (200, 38285), (247, 31000), (248, 30875), (250, 30628), (260, 29450), (310, 24700), (325, 23560), (380, 20150), (403, 19000), (475, 16120), (494, 15500), (500, 15314), (520, 14725), (589, 13000), (620, 12350), (650, 11780), (760, 10075), (775, 9880), (806, 9500), (950, 8060), (988, 7750), (1000, 7657), (1178, 6500), (1235, 6200), (1240, 6175), (1300, 5890), (1550, 4940), (1612, 4750), (1625, 4712), (1900, 4030), (1976, 3875), (2015, 3800), (2356, 3250), (2375, 3224), (2470, 3100), (2600, 2945)]