26322620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 56857248

約数和(自身を除く): 30534628

約数列:

[1, 2, 4, 5, 10, 20, 83, 101, 157, 166, 202, 314, 332, 404, 415, 505, 628, 785, 830, 1010, 1570, 1660, 2020, 3140, 8383, 13031, 15857, 16766, 26062, 31714, 33532, 41915, 52124, 63428, 65155, 79285, 83830, 130310, 158570, 167660, 260620, 317140, 1316131, 2632262, 5264524, 6580655, 13161310, 26322620]

約数ペア:

[(1, 26322620), (2, 13161310), (4, 6580655), (5, 5264524), (10, 2632262), (20, 1316131), (83, 317140), (101, 260620), (157, 167660), (166, 158570), (202, 130310), (314, 83830), (332, 79285), (404, 65155), (415, 63428), (505, 52124), (628, 41915), (785, 33532), (830, 31714), (1010, 26062), (1570, 16766), (1660, 15857), (2020, 13031), (3140, 8383)]