2008125

素因数分解:

$3^3\times 5^4\times 7^1\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 80

約数和(自身を含む): 4498560

約数和(自身を除く): 2490435

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 51, 63, 75, 85, 105, 119, 125, 135, 153, 175, 189, 225, 255, 315, 357, 375, 425, 459, 525, 595, 625, 675, 765, 875, 945, 1071, 1125, 1275, 1575, 1785, 1875, 2125, 2295, 2625, 2975, 3213, 3375, 3825, 4375, 4725, 5355, 5625, 6375, 7875, 8925, 10625, 11475, 13125, 14875, 16065, 16875, 19125, 23625, 26775, 31875, 39375, 44625, 57375, 74375, 80325, 95625, 118125, 133875, 223125, 286875, 401625, 669375, 2008125]

約数ペア:

[(1, 2008125), (3, 669375), (5, 401625), (7, 286875), (9, 223125), (15, 133875), (17, 118125), (21, 95625), (25, 80325), (27, 74375), (35, 57375), (45, 44625), (51, 39375), (63, 31875), (75, 26775), (85, 23625), (105, 19125), (119, 16875), (125, 16065), (135, 14875), (153, 13125), (175, 11475), (189, 10625), (225, 8925), (255, 7875), (315, 6375), (357, 5625), (375, 5355), (425, 4725), (459, 4375), (525, 3825), (595, 3375), (625, 3213), (675, 2975), (765, 2625), (875, 2295), (945, 2125), (1071, 1875), (1125, 1785), (1275, 1575)]