75090820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{829}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 180714240

約数和(自身を除く): 105623420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 829, 1294, 1658, 2588, 3235, 3316, 4145, 4529, 5803, 6470, 8290, 9058, 11606, 12940, 16580, 18116, 22645, 23212, 29015, 45290, 58030, 90580, 116060, 536363, 1072726, 2145452, 2681815, 3754541, 5363630, 7509082, 10727260, 15018164, 18772705, 37545410, 75090820]

約数ペア:

[(1, 75090820), (2, 37545410), (4, 18772705), (5, 15018164), (7, 10727260), (10, 7509082), (14, 5363630), (20, 3754541), (28, 2681815), (35, 2145452), (70, 1072726), (140, 536363), (647, 116060), (829, 90580), (1294, 58030), (1658, 45290), (2588, 29015), (3235, 23212), (3316, 22645), (4145, 18116), (4529, 16580), (5803, 12940), (6470, 11606), (8290, 9058)]