76620620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 164814048

約数和(自身を除く): 88193428

約数列:

[1, 2, 4, 5, 10, 20, 83, 101, 166, 202, 332, 404, 415, 457, 505, 830, 914, 1010, 1660, 1828, 2020, 2285, 4570, 8383, 9140, 16766, 33532, 37931, 41915, 46157, 75862, 83830, 92314, 151724, 167660, 184628, 189655, 230785, 379310, 461570, 758620, 923140, 3831031, 7662062, 15324124, 19155155, 38310310, 76620620]

約数ペア:

[(1, 76620620), (2, 38310310), (4, 19155155), (5, 15324124), (10, 7662062), (20, 3831031), (83, 923140), (101, 758620), (166, 461570), (202, 379310), (332, 230785), (404, 189655), (415, 184628), (457, 167660), (505, 151724), (830, 92314), (914, 83830), (1010, 75862), (1660, 46157), (1828, 41915), (2020, 37931), (2285, 33532), (4570, 16766), (8383, 9140)]