1281514810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{50513}}^1$

素因数の和:50622

約数の個数: 32

約数和(自身を含む): 2400425280

約数和(自身を除く): 1118910470

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 430, 590, 2537, 5074, 12685, 25370, 50513, 101026, 252565, 505130, 2172059, 2980267, 4344118, 5960534, 10860295, 14901335, 21720590, 29802670, 128151481, 256302962, 640757405, 1281514810]

約数ペア:

[(1, 1281514810), (2, 640757405), (5, 256302962), (10, 128151481), (43, 29802670), (59, 21720590), (86, 14901335), (118, 10860295), (215, 5960534), (295, 4344118), (430, 2980267), (590, 2172059), (2537, 505130), (5074, 252565), (12685, 101026), (25370, 50513)]