64897070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4567}}^1$

素因数の和:4617

約数の個数: 48

約数和(自身を含む): 140603040

約数和(自身を除く): 75705970

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 4567, 7105, 9134, 14210, 22835, 31969, 45670, 63938, 132443, 159845, 223783, 264886, 319690, 447566, 662215, 927101, 1118915, 1324430, 1854202, 2237830, 4635505, 6489707, 9271010, 12979414, 32448535, 64897070]

約数ペア:

[(1, 64897070), (2, 32448535), (5, 12979414), (7, 9271010), (10, 6489707), (14, 4635505), (29, 2237830), (35, 1854202), (49, 1324430), (58, 1118915), (70, 927101), (98, 662215), (145, 447566), (203, 319690), (245, 264886), (290, 223783), (406, 159845), (490, 132443), (1015, 63938), (1421, 45670), (2030, 31969), (2842, 22835), (4567, 14210), (7105, 9134)]