201623748520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2707}}^1\times {\mathrm{9749}}^1$

素因数の和:12658

約数の個数: 64

約数和(自身を含む): 456243840000

約数和(自身を除く): 254620091480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 2707, 3820, 5414, 7640, 9749, 10828, 13535, 19498, 21656, 27070, 38996, 48745, 54140, 77992, 97490, 108280, 194980, 389960, 517037, 1034074, 1862059, 2068148, 2585185, 3724118, 4136296, 5170370, 7448236, 9310295, 10340740, 14896472, 18620590, 20681480, 26390543, 37241180, 52781086, 74482360, 105562172, 131952715, 211124344, 263905430, 527810860, 1055621720, 5040593713, 10081187426, 20162374852, 25202968565, 40324749704, 50405937130, 100811874260, 201623748520]

約数ペア:

[(1, 201623748520), (2, 100811874260), (4, 50405937130), (5, 40324749704), (8, 25202968565), (10, 20162374852), (20, 10081187426), (40, 5040593713), (191, 1055621720), (382, 527810860), (764, 263905430), (955, 211124344), (1528, 131952715), (1910, 105562172), (2707, 74482360), (3820, 52781086), (5414, 37241180), (7640, 26390543), (9749, 20681480), (10828, 18620590), (13535, 14896472), (19498, 10340740), (21656, 9310295), (27070, 7448236), (38996, 5170370), (48745, 4136296), (54140, 3724118), (77992, 2585185), (97490, 2068148), (108280, 1862059), (194980, 1034074), (389960, 517037)]