64777730

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1031}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 119778048

約数和(自身を除く): 55000318

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 1030, 1031, 2062, 5155, 6283, 10310, 12566, 31415, 62830, 62891, 106193, 125782, 212386, 314455, 530965, 628910, 1061930, 6477773, 12955546, 32388865, 64777730]

約数ペア:

[(1, 64777730), (2, 32388865), (5, 12955546), (10, 6477773), (61, 1061930), (103, 628910), (122, 530965), (206, 314455), (305, 212386), (515, 125782), (610, 106193), (1030, 62891), (1031, 62830), (2062, 31415), (5155, 12566), (6283, 10310)]