80993940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31393}}^1$

素因数の和:31448

約数の個数: 48

約数和(自身を含む): 232064448

約数和(自身を除く): 151070508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 31393, 62786, 94179, 125572, 156965, 188358, 313930, 376716, 470895, 627860, 941790, 1349899, 1883580, 2699798, 4049697, 5399596, 6749495, 8099394, 13498990, 16198788, 20248485, 26997980, 40496970, 80993940]

約数ペア:

[(1, 80993940), (2, 40496970), (3, 26997980), (4, 20248485), (5, 16198788), (6, 13498990), (10, 8099394), (12, 6749495), (15, 5399596), (20, 4049697), (30, 2699798), (43, 1883580), (60, 1349899), (86, 941790), (129, 627860), (172, 470895), (215, 376716), (258, 313930), (430, 188358), (516, 156965), (645, 125572), (860, 94179), (1290, 62786), (2580, 31393)]