120919045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 171129168

約数和(自身を除く): 50210123

約数列:

[1, 5, 13, 17, 41, 65, 85, 157, 205, 221, 289, 533, 697, 785, 1105, 1445, 2041, 2665, 2669, 3485, 3757, 6437, 9061, 10205, 11849, 13345, 18785, 32185, 34697, 45305, 45373, 59245, 83681, 109429, 154037, 173485, 226865, 418405, 547145, 589849, 770185, 1422577, 1860293, 2949245, 7112885, 9301465, 24183809, 120919045]

約数ペア:

[(1, 120919045), (5, 24183809), (13, 9301465), (17, 7112885), (41, 2949245), (65, 1860293), (85, 1422577), (157, 770185), (205, 589849), (221, 547145), (289, 418405), (533, 226865), (697, 173485), (785, 154037), (1105, 109429), (1445, 83681), (2041, 59245), (2665, 45373), (2669, 45305), (3485, 34697), (3757, 32185), (6437, 18785), (9061, 13345), (10205, 11849)]