849843430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{25121}}^1$

素因数の和:25344

約数の個数: 32

約数和(自身を含む): 1627905600

約数和(自身を除く): 778062170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 3383, 6766, 16915, 25121, 33830, 50242, 125605, 251210, 427057, 854114, 2135285, 4270570, 4999079, 9998158, 24995395, 49990790, 84984343, 169968686, 424921715, 849843430]

約数ペア:

[(1, 849843430), (2, 424921715), (5, 169968686), (10, 84984343), (17, 49990790), (34, 24995395), (85, 9998158), (170, 4999079), (199, 4270570), (398, 2135285), (995, 854114), (1990, 427057), (3383, 251210), (6766, 125605), (16915, 50242), (25121, 33830)]