80101890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{80911}}^1$

素因数の和:80935

約数の個数: 48

約数和(自身を含む): 227200896

約数和(自身を除く): 147099006

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 80911, 161822, 242733, 404555, 485466, 728199, 809110, 890021, 1213665, 1456398, 1780042, 2427330, 2670063, 3640995, 4450105, 5340126, 7281990, 8010189, 8900210, 13350315, 16020378, 26700630, 40050945, 80101890]

約数ペア:

[(1, 80101890), (2, 40050945), (3, 26700630), (5, 16020378), (6, 13350315), (9, 8900210), (10, 8010189), (11, 7281990), (15, 5340126), (18, 4450105), (22, 3640995), (30, 2670063), (33, 2427330), (45, 1780042), (55, 1456398), (66, 1213665), (90, 890021), (99, 809110), (110, 728199), (165, 485466), (198, 404555), (330, 242733), (495, 161822), (990, 80911)]