49981160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17599}}^1$

素因数の和:17681

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 64066840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 17599, 35198, 70396, 87995, 140792, 175990, 351980, 703960, 1249529, 2499058, 4998116, 6247645, 9996232, 12495290, 24990580, 49981160]

約数ペア:

[(1, 49981160), (2, 24990580), (4, 12495290), (5, 9996232), (8, 6247645), (10, 4998116), (20, 2499058), (40, 1249529), (71, 703960), (142, 351980), (284, 175990), (355, 140792), (568, 87995), (710, 70396), (1420, 35198), (2840, 17599)]