99480020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 215434128

約数和(自身を除く): 115954108

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1117, 1220, 1460, 2234, 4453, 4468, 5585, 8906, 11170, 17812, 22265, 22340, 44530, 68137, 81541, 89060, 136274, 163082, 272548, 326164, 340685, 407705, 681370, 815410, 1362740, 1630820, 4974001, 9948002, 19896004, 24870005, 49740010, 99480020]

約数ペア:

[(1, 99480020), (2, 49740010), (4, 24870005), (5, 19896004), (10, 9948002), (20, 4974001), (61, 1630820), (73, 1362740), (122, 815410), (146, 681370), (244, 407705), (292, 340685), (305, 326164), (365, 272548), (610, 163082), (730, 136274), (1117, 89060), (1220, 81541), (1460, 68137), (2234, 44530), (4453, 22340), (4468, 22265), (5585, 17812), (8906, 11170)]