7975760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7669}}^1$

素因数の和:7695

約数の個数: 40

約数和(自身を含む): 19972680

約数和(自身を除く): 11996920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7669, 15338, 30676, 38345, 61352, 76690, 99697, 122704, 153380, 199394, 306760, 398788, 498485, 613520, 797576, 996970, 1595152, 1993940, 3987880, 7975760]

約数ペア:

[(1, 7975760), (2, 3987880), (4, 1993940), (5, 1595152), (8, 996970), (10, 797576), (13, 613520), (16, 498485), (20, 398788), (26, 306760), (40, 199394), (52, 153380), (65, 122704), (80, 99697), (104, 76690), (130, 61352), (208, 38345), (260, 30676), (520, 15338), (1040, 7669)]