79291420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23459}}^1$

素因数の和:23494

約数の個数: 36

約数和(自身を含む): 180313560

約数和(自身を除く): 101022140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 23459, 46918, 93836, 117295, 234590, 304967, 469180, 609934, 1219868, 1524835, 3049670, 3964571, 6099340, 7929142, 15858284, 19822855, 39645710, 79291420]

約数ペア:

[(1, 79291420), (2, 39645710), (4, 19822855), (5, 15858284), (10, 7929142), (13, 6099340), (20, 3964571), (26, 3049670), (52, 1524835), (65, 1219868), (130, 609934), (169, 469180), (260, 304967), (338, 234590), (676, 117295), (845, 93836), (1690, 46918), (3380, 23459)]