1914250

素因数分解:

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

素因数の和:80

約数の個数: 64

約数和(自身を含む): 4193280

約数和(自身を除く): 2279030

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 31, 38, 50, 62, 65, 95, 125, 130, 155, 190, 247, 250, 310, 325, 403, 475, 494, 589, 650, 775, 806, 950, 1178, 1235, 1550, 1625, 2015, 2375, 2470, 2945, 3250, 3875, 4030, 4750, 5890, 6175, 7657, 7750, 10075, 12350, 14725, 15314, 20150, 29450, 30875, 38285, 50375, 61750, 73625, 76570, 100750, 147250, 191425, 382850, 957125, 1914250]

約数ペア:

[(1, 1914250), (2, 957125), (5, 382850), (10, 191425), (13, 147250), (19, 100750), (25, 76570), (26, 73625), (31, 61750), (38, 50375), (50, 38285), (62, 30875), (65, 29450), (95, 20150), (125, 15314), (130, 14725), (155, 12350), (190, 10075), (247, 7750), (250, 7657), (310, 6175), (325, 5890), (403, 4750), (475, 4030), (494, 3875), (589, 3250), (650, 2945), (775, 2470), (806, 2375), (950, 2015), (1178, 1625), (1235, 1550)]