200729020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{463}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 431464320

約数和(自身を除く): 230735300

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 409, 463, 530, 818, 926, 1060, 1636, 1852, 2045, 2315, 4090, 4630, 8180, 9260, 21677, 24539, 43354, 49078, 86708, 98156, 108385, 122695, 189367, 216770, 245390, 378734, 433540, 490780, 757468, 946835, 1893670, 3787340, 10036451, 20072902, 40145804, 50182255, 100364510, 200729020]

約数ペア:

[(1, 200729020), (2, 100364510), (4, 50182255), (5, 40145804), (10, 20072902), (20, 10036451), (53, 3787340), (106, 1893670), (212, 946835), (265, 757468), (409, 490780), (463, 433540), (530, 378734), (818, 245390), (926, 216770), (1060, 189367), (1636, 122695), (1852, 108385), (2045, 98156), (2315, 86708), (4090, 49078), (4630, 43354), (8180, 24539), (9260, 21677)]