79134640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76091}}^1$

素因数の和:76117

約数の個数: 40

約数和(自身を含む): 198143568

約数和(自身を除く): 119008928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 76091, 152182, 304364, 380455, 608728, 760910, 989183, 1217456, 1521820, 1978366, 3043640, 3956732, 4945915, 6087280, 7913464, 9891830, 15826928, 19783660, 39567320, 79134640]

約数ペア:

[(1, 79134640), (2, 39567320), (4, 19783660), (5, 15826928), (8, 9891830), (10, 7913464), (13, 6087280), (16, 4945915), (20, 3956732), (26, 3043640), (40, 1978366), (52, 1521820), (65, 1217456), (80, 989183), (104, 760910), (130, 608728), (208, 380455), (260, 304364), (520, 152182), (1040, 76091)]