682978750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 80

約数和(自身を含む): 1363626000

約数和(自身を除く): 680647250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 149, 190, 193, 250, 298, 386, 475, 625, 745, 950, 965, 1250, 1490, 1930, 2375, 2831, 3667, 3725, 4750, 4825, 5662, 7334, 7450, 9650, 11875, 14155, 18335, 18625, 23750, 24125, 28310, 28757, 36670, 37250, 48250, 57514, 70775, 91675, 93125, 120625, 141550, 143785, 183350, 186250, 241250, 287570, 353875, 458375, 546383, 707750, 718925, 916750, 1092766, 1437850, 1769375, 2291875, 2731915, 3538750, 3594625, 4583750, 5463830, 7189250, 13659575, 17973125, 27319150, 35946250, 68297875, 136595750, 341489375, 682978750]

約数ペア:

[(1, 682978750), (2, 341489375), (5, 136595750), (10, 68297875), (19, 35946250), (25, 27319150), (38, 17973125), (50, 13659575), (95, 7189250), (125, 5463830), (149, 4583750), (190, 3594625), (193, 3538750), (250, 2731915), (298, 2291875), (386, 1769375), (475, 1437850), (625, 1092766), (745, 916750), (950, 718925), (965, 707750), (1250, 546383), (1490, 458375), (1930, 353875), (2375, 287570), (2831, 241250), (3667, 186250), (3725, 183350), (4750, 143785), (4825, 141550), (5662, 120625), (7334, 93125), (7450, 91675), (9650, 70775), (11875, 57514), (14155, 48250), (18335, 37250), (18625, 36670), (23750, 28757), (24125, 28310)]