205405650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{456457}}^1$

素因数の和:456475

約数の個数: 36

約数和(自身を含む): 551857722

約数和(自身を除く): 346452072

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 456457, 912914, 1369371, 2282285, 2738742, 4108113, 4564570, 6846855, 8216226, 11411425, 13693710, 20540565, 22822850, 34234275, 41081130, 68468550, 102702825, 205405650]

約数ペア:

[(1, 205405650), (2, 102702825), (3, 68468550), (5, 41081130), (6, 34234275), (9, 22822850), (10, 20540565), (15, 13693710), (18, 11411425), (25, 8216226), (30, 6846855), (45, 4564570), (50, 4108113), (75, 2738742), (90, 2282285), (150, 1369371), (225, 912914), (450, 456457)]