90670520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2912

約数の個数: 64

約数和(自身を含む): 220682880

約数和(自身を除く): 130012360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 2837, 3196, 3995, 5674, 6392, 7990, 11348, 14185, 15980, 22696, 28370, 31960, 48229, 56740, 96458, 113480, 133339, 192916, 241145, 266678, 385832, 482290, 533356, 666695, 964580, 1066712, 1333390, 1929160, 2266763, 2666780, 4533526, 5333560, 9067052, 11333815, 18134104, 22667630, 45335260, 90670520]

約数ペア:

[(1, 90670520), (2, 45335260), (4, 22667630), (5, 18134104), (8, 11333815), (10, 9067052), (17, 5333560), (20, 4533526), (34, 2666780), (40, 2266763), (47, 1929160), (68, 1333390), (85, 1066712), (94, 964580), (136, 666695), (170, 533356), (188, 482290), (235, 385832), (340, 266678), (376, 241145), (470, 192916), (680, 133339), (799, 113480), (940, 96458), (1598, 56740), (1880, 48229), (2837, 31960), (3196, 28370), (3995, 22696), (5674, 15980), (6392, 14185), (7990, 11348)]