79118920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23831}}^1$

素因数の和:23925

約数の個数: 32

約数和(自身を含む): 180169920

約数和(自身を除く): 101051000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 23831, 47662, 95324, 119155, 190648, 238310, 476620, 953240, 1977973, 3955946, 7911892, 9889865, 15823784, 19779730, 39559460, 79118920]

約数ペア:

[(1, 79118920), (2, 39559460), (4, 19779730), (5, 15823784), (8, 9889865), (10, 7911892), (20, 3955946), (40, 1977973), (83, 953240), (166, 476620), (332, 238310), (415, 190648), (664, 119155), (830, 95324), (1660, 47662), (3320, 23831)]