66450500

素因数分解:

$2^2\times 5^3\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 145926144

約数和(自身を除く): 79475644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 347, 383, 500, 694, 766, 1388, 1532, 1735, 1915, 3470, 3830, 6940, 7660, 8675, 9575, 17350, 19150, 34700, 38300, 43375, 47875, 86750, 95750, 132901, 173500, 191500, 265802, 531604, 664505, 1329010, 2658020, 3322525, 6645050, 13290100, 16612625, 33225250, 66450500]

約数ペア:

[(1, 66450500), (2, 33225250), (4, 16612625), (5, 13290100), (10, 6645050), (20, 3322525), (25, 2658020), (50, 1329010), (100, 664505), (125, 531604), (250, 265802), (347, 191500), (383, 173500), (500, 132901), (694, 95750), (766, 86750), (1388, 47875), (1532, 43375), (1735, 38300), (1915, 34700), (3470, 19150), (3830, 17350), (6940, 9575), (7660, 8675)]