99630820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{121501}}^1$

素因数の和:121551

約数の個数: 24

約数和(自身を含む): 214329528

約数和(自身を除く): 114698708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 121501, 243002, 486004, 607505, 1215010, 2430020, 4981541, 9963082, 19926164, 24907705, 49815410, 99630820]

約数ペア:

[(1, 99630820), (2, 49815410), (4, 24907705), (5, 19926164), (10, 9963082), (20, 4981541), (41, 2430020), (82, 1215010), (164, 607505), (205, 486004), (410, 243002), (820, 121501)]