42212500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{307}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 101056032

約数和(自身を除く): 58843532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 307, 500, 550, 614, 625, 1100, 1228, 1250, 1375, 1535, 2500, 2750, 3070, 3125, 3377, 5500, 6140, 6250, 6754, 6875, 7675, 12500, 13508, 13750, 15350, 16885, 27500, 30700, 33770, 34375, 38375, 67540, 68750, 76750, 84425, 137500, 153500, 168850, 191875, 337700, 383750, 422125, 767500, 844250, 959375, 1688500, 1918750, 2110625, 3837500, 4221250, 8442500, 10553125, 21106250, 42212500]

約数ペア:

[(1, 42212500), (2, 21106250), (4, 10553125), (5, 8442500), (10, 4221250), (11, 3837500), (20, 2110625), (22, 1918750), (25, 1688500), (44, 959375), (50, 844250), (55, 767500), (100, 422125), (110, 383750), (125, 337700), (220, 191875), (250, 168850), (275, 153500), (307, 137500), (500, 84425), (550, 76750), (614, 68750), (625, 67540), (1100, 38375), (1228, 34375), (1250, 33770), (1375, 30700), (1535, 27500), (2500, 16885), (2750, 15350), (3070, 13750), (3125, 13508), (3377, 12500), (5500, 7675), (6140, 6875), (6250, 6754)]