25797160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 62596800

約数和(自身を除く): 36799640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 472, 590, 643, 680, 1003, 1180, 1286, 2006, 2360, 2572, 3215, 4012, 5015, 5144, 6430, 8024, 10030, 10931, 12860, 20060, 21862, 25720, 37937, 40120, 43724, 54655, 75874, 87448, 109310, 151748, 189685, 218620, 303496, 379370, 437240, 644929, 758740, 1289858, 1517480, 2579716, 3224645, 5159432, 6449290, 12898580, 25797160]

約数ペア:

[(1, 25797160), (2, 12898580), (4, 6449290), (5, 5159432), (8, 3224645), (10, 2579716), (17, 1517480), (20, 1289858), (34, 758740), (40, 644929), (59, 437240), (68, 379370), (85, 303496), (118, 218620), (136, 189685), (170, 151748), (236, 109310), (295, 87448), (340, 75874), (472, 54655), (590, 43724), (643, 40120), (680, 37937), (1003, 25720), (1180, 21862), (1286, 20060), (2006, 12860), (2360, 10931), (2572, 10030), (3215, 8024), (4012, 6430), (5015, 5144)]