27959500

素因数分解:

$2^2\times 5^3\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 61588800

約数和(自身を除く): 33629300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 199, 250, 281, 398, 500, 562, 796, 995, 1124, 1405, 1990, 2810, 3980, 4975, 5620, 7025, 9950, 14050, 19900, 24875, 28100, 35125, 49750, 55919, 70250, 99500, 111838, 140500, 223676, 279595, 559190, 1118380, 1397975, 2795950, 5591900, 6989875, 13979750, 27959500]

約数ペア:

[(1, 27959500), (2, 13979750), (4, 6989875), (5, 5591900), (10, 2795950), (20, 1397975), (25, 1118380), (50, 559190), (100, 279595), (125, 223676), (199, 140500), (250, 111838), (281, 99500), (398, 70250), (500, 55919), (562, 49750), (796, 35125), (995, 28100), (1124, 24875), (1405, 19900), (1990, 14050), (2810, 9950), (3980, 7025), (4975, 5620)]