201991950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{448871}}^1$

素因数の和:448889

約数の個数: 36

約数和(自身を含む): 542686248

約数和(自身を除く): 340694298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 448871, 897742, 1346613, 2244355, 2693226, 4039839, 4488710, 6733065, 8079678, 11221775, 13466130, 20199195, 22443550, 33665325, 40398390, 67330650, 100995975, 201991950]

約数ペア:

[(1, 201991950), (2, 100995975), (3, 67330650), (5, 40398390), (6, 33665325), (9, 22443550), (10, 20199195), (15, 13466130), (18, 11221775), (25, 8079678), (30, 6733065), (45, 4488710), (50, 4039839), (75, 2693226), (90, 2244355), (150, 1346613), (225, 897742), (450, 448871)]