156823760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{52981}}^1$

素因数の和:53031

約数の個数: 40

約数和(自身を含む): 374476776

約数和(自身を除く): 217653016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 52981, 105962, 211924, 264905, 423848, 529810, 847696, 1059620, 1960297, 2119240, 3920594, 4238480, 7841188, 9801485, 15682376, 19602970, 31364752, 39205940, 78411880, 156823760]

約数ペア:

[(1, 156823760), (2, 78411880), (4, 39205940), (5, 31364752), (8, 19602970), (10, 15682376), (16, 9801485), (20, 7841188), (37, 4238480), (40, 3920594), (74, 2119240), (80, 1960297), (148, 1059620), (185, 847696), (296, 529810), (370, 423848), (592, 264905), (740, 211924), (1480, 105962), (2960, 52981)]