131465750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 279115200

約数和(自身を除く): 147649450

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 325, 475, 494, 650, 950, 1235, 1625, 2129, 2375, 2470, 3250, 4258, 4750, 6175, 10645, 12350, 21290, 27677, 30875, 40451, 53225, 55354, 61750, 80902, 106450, 138385, 202255, 266125, 276770, 404510, 525863, 532250, 691925, 1011275, 1051726, 1383850, 2022550, 2629315, 3459625, 5056375, 5258630, 6919250, 10112750, 13146575, 26293150, 65732875, 131465750]

約数ペア:

[(1, 131465750), (2, 65732875), (5, 26293150), (10, 13146575), (13, 10112750), (19, 6919250), (25, 5258630), (26, 5056375), (38, 3459625), (50, 2629315), (65, 2022550), (95, 1383850), (125, 1051726), (130, 1011275), (190, 691925), (247, 532250), (250, 525863), (325, 404510), (475, 276770), (494, 266125), (650, 202255), (950, 138385), (1235, 106450), (1625, 80902), (2129, 61750), (2375, 55354), (2470, 53225), (3250, 40451), (4258, 30875), (4750, 27677), (6175, 21290), (10645, 12350)]