82888735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 108725760

約数和(自身を除く): 25837025

約数列:

[1, 5, 19, 43, 95, 103, 197, 215, 515, 817, 985, 1957, 3743, 4085, 4429, 8471, 9785, 18715, 20291, 22145, 42355, 84151, 101455, 160949, 385529, 420755, 804745, 872513, 1927645, 4362565, 16577747, 82888735]

約数ペア:

[(1, 82888735), (5, 16577747), (19, 4362565), (43, 1927645), (95, 872513), (103, 804745), (197, 420755), (215, 385529), (515, 160949), (817, 101455), (985, 84151), (1957, 42355), (3743, 22145), (4085, 20291), (4429, 18715), (8471, 9785)]