1288386103675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{219409}}^1$

素因数の和:219724

約数の個数: 48

約数和(自身を含む): 1766921016960

約数和(自身を除く): 478534913285

約数列:

[1, 5, 11, 25, 55, 131, 163, 275, 655, 815, 1441, 1793, 3275, 4075, 7205, 8965, 21353, 36025, 44825, 106765, 219409, 234883, 533825, 1097045, 1174415, 2413499, 5485225, 5872075, 12067495, 28742579, 35763667, 60337475, 143712895, 178818335, 316168369, 393400337, 718564475, 894091675, 1580841845, 1967001685, 4685040377, 7904209225, 9835008425, 23425201885, 51535444147, 117126009425, 257677220735, 1288386103675]

約数ペア:

[(1, 1288386103675), (5, 257677220735), (11, 117126009425), (25, 51535444147), (55, 23425201885), (131, 9835008425), (163, 7904209225), (275, 4685040377), (655, 1967001685), (815, 1580841845), (1441, 894091675), (1793, 718564475), (3275, 393400337), (4075, 316168369), (7205, 178818335), (8965, 143712895), (21353, 60337475), (36025, 35763667), (44825, 28742579), (106765, 12067495), (219409, 5872075), (234883, 5485225), (533825, 2413499), (1097045, 1174415)]