89237320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{54413}}^1$

素因数の和:54465

約数の個数: 32

約数和(自身を含む): 205684920

約数和(自身を除く): 116447600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 54413, 108826, 217652, 272065, 435304, 544130, 1088260, 2176520, 2230933, 4461866, 8923732, 11154665, 17847464, 22309330, 44618660, 89237320]

約数ペア:

[(1, 89237320), (2, 44618660), (4, 22309330), (5, 17847464), (8, 11154665), (10, 8923732), (20, 4461866), (40, 2230933), (41, 2176520), (82, 1088260), (164, 544130), (205, 435304), (328, 272065), (410, 217652), (820, 108826), (1640, 54413)]