65415500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{3191}}^1$

素因数の和:3251

約数の個数: 48

約数和(自身を含む): 146397888

約数和(自身を除く): 80982388

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 3191, 4100, 5125, 6382, 10250, 12764, 15955, 20500, 31910, 63820, 79775, 130831, 159550, 261662, 319100, 398875, 523324, 654155, 797750, 1308310, 1595500, 2616620, 3270775, 6541550, 13083100, 16353875, 32707750, 65415500]

約数ペア:

[(1, 65415500), (2, 32707750), (4, 16353875), (5, 13083100), (10, 6541550), (20, 3270775), (25, 2616620), (41, 1595500), (50, 1308310), (82, 797750), (100, 654155), (125, 523324), (164, 398875), (205, 319100), (250, 261662), (410, 159550), (500, 130831), (820, 79775), (1025, 63820), (2050, 31910), (3191, 20500), (4100, 15955), (5125, 12764), (6382, 10250)]