69125720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 161118720

約数和(自身を除く): 91993000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 188, 235, 332, 376, 415, 443, 470, 664, 830, 886, 940, 1660, 1772, 1880, 2215, 3320, 3544, 3901, 4430, 7802, 8860, 15604, 17720, 19505, 20821, 31208, 36769, 39010, 41642, 73538, 78020, 83284, 104105, 147076, 156040, 166568, 183845, 208210, 294152, 367690, 416420, 735380, 832840, 1470760, 1728143, 3456286, 6912572, 8640715, 13825144, 17281430, 34562860, 69125720]

約数ペア:

[(1, 69125720), (2, 34562860), (4, 17281430), (5, 13825144), (8, 8640715), (10, 6912572), (20, 3456286), (40, 1728143), (47, 1470760), (83, 832840), (94, 735380), (166, 416420), (188, 367690), (235, 294152), (332, 208210), (376, 183845), (415, 166568), (443, 156040), (470, 147076), (664, 104105), (830, 83284), (886, 78020), (940, 73538), (1660, 41642), (1772, 39010), (1880, 36769), (2215, 31208), (3320, 20821), (3544, 19505), (3901, 17720), (4430, 15604), (7802, 8860)]