79660880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76597}}^1$

素因数の和:76623

約数の個数: 40

約数和(自身を含む): 199461192

約数和(自身を除く): 119800312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 76597, 153194, 306388, 382985, 612776, 765970, 995761, 1225552, 1531940, 1991522, 3063880, 3983044, 4978805, 6127760, 7966088, 9957610, 15932176, 19915220, 39830440, 79660880]

約数ペア:

[(1, 79660880), (2, 39830440), (4, 19915220), (5, 15932176), (8, 9957610), (10, 7966088), (13, 6127760), (16, 4978805), (20, 3983044), (26, 3063880), (40, 1991522), (52, 1531940), (65, 1225552), (80, 995761), (104, 765970), (130, 612776), (208, 382985), (260, 306388), (520, 153194), (1040, 76597)]