30399995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 10242565

約数列:

[1, 5, 17, 31, 83, 85, 139, 155, 415, 527, 695, 1411, 2363, 2573, 2635, 4309, 7055, 11537, 11815, 12865, 21545, 43741, 57685, 73253, 196129, 218705, 357647, 366265, 980645, 1788235, 6079999, 30399995]

約数ペア:

[(1, 30399995), (5, 6079999), (17, 1788235), (31, 980645), (83, 366265), (85, 357647), (139, 218705), (155, 196129), (415, 73253), (527, 57685), (695, 43741), (1411, 21545), (2363, 12865), (2573, 11815), (2635, 11537), (4309, 7055)]