1566751540

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1\times {\mathrm{1549}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 3331036800

約数和(自身を除く): 1764285260

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 491, 515, 982, 1030, 1549, 1964, 2060, 2455, 3098, 4910, 6196, 7745, 9820, 15490, 30980, 50573, 101146, 159547, 202292, 252865, 319094, 505730, 638188, 760559, 797735, 1011460, 1521118, 1595470, 3042236, 3190940, 3802795, 7605590, 15211180, 78337577, 156675154, 313350308, 391687885, 783375770, 1566751540]

約数ペア:

[(1, 1566751540), (2, 783375770), (4, 391687885), (5, 313350308), (10, 156675154), (20, 78337577), (103, 15211180), (206, 7605590), (412, 3802795), (491, 3190940), (515, 3042236), (982, 1595470), (1030, 1521118), (1549, 1011460), (1964, 797735), (2060, 760559), (2455, 638188), (3098, 505730), (4910, 319094), (6196, 252865), (7745, 202292), (9820, 159547), (15490, 101146), (30980, 50573)]