90121270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 173229840

約数和(自身を除く): 83108570

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 227, 290, 370, 454, 1073, 1135, 1369, 2146, 2270, 2738, 5365, 6583, 6845, 8399, 10730, 13166, 13690, 16798, 32915, 39701, 41995, 65830, 79402, 83990, 198505, 243571, 310763, 397010, 487142, 621526, 1217855, 1553815, 2435710, 3107630, 9012127, 18024254, 45060635, 90121270]

約数ペア:

[(1, 90121270), (2, 45060635), (5, 18024254), (10, 9012127), (29, 3107630), (37, 2435710), (58, 1553815), (74, 1217855), (145, 621526), (185, 487142), (227, 397010), (290, 310763), (370, 243571), (454, 198505), (1073, 83990), (1135, 79402), (1369, 65830), (2146, 41995), (2270, 39701), (2738, 32915), (5365, 16798), (6583, 13690), (6845, 13166), (8399, 10730)]