7950397390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1897

約数の個数: 64

約数和(自身を含む): 15576261120

約数和(自身を除く): 7625863730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 251, 334, 502, 835, 1255, 1459, 1670, 2171, 2510, 2918, 3263, 4342, 6526, 7295, 10855, 14590, 16315, 18967, 21710, 32630, 37934, 41917, 83834, 94835, 189670, 209585, 243653, 366209, 419170, 487306, 544921, 732418, 1089842, 1218265, 1831045, 2436530, 2724605, 3167489, 3662090, 4760717, 5449210, 6334978, 9521434, 15837445, 23803585, 31674890, 47607170, 61156903, 122313806, 305784515, 611569030, 795039739, 1590079478, 3975198695, 7950397390]

約数ペア:

[(1, 7950397390), (2, 3975198695), (5, 1590079478), (10, 795039739), (13, 611569030), (26, 305784515), (65, 122313806), (130, 61156903), (167, 47607170), (251, 31674890), (334, 23803585), (502, 15837445), (835, 9521434), (1255, 6334978), (1459, 5449210), (1670, 4760717), (2171, 3662090), (2510, 3167489), (2918, 2724605), (3263, 2436530), (4342, 1831045), (6526, 1218265), (7295, 1089842), (10855, 732418), (14590, 544921), (16315, 487306), (18967, 419170), (21710, 366209), (32630, 243653), (37934, 209585), (41917, 189670), (83834, 94835)]