81220950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{180491}}^1$

素因数の和:180509

約数の個数: 36

約数和(自身を含む): 218214828

約数和(自身を除く): 136993878

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 180491, 360982, 541473, 902455, 1082946, 1624419, 1804910, 2707365, 3248838, 4512275, 5414730, 8122095, 9024550, 13536825, 16244190, 27073650, 40610475, 81220950]

約数ペア:

[(1, 81220950), (2, 40610475), (3, 27073650), (5, 16244190), (6, 13536825), (9, 9024550), (10, 8122095), (15, 5414730), (18, 4512275), (25, 3248838), (30, 2707365), (45, 1804910), (50, 1624419), (75, 1082946), (90, 902455), (150, 541473), (225, 360982), (450, 180491)]