131290540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4271}}^1$

素因数の和:4362

約数の個数: 48

約数和(自身を含む): 290666880

約数和(自身を除く): 159376340

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 4271, 6148, 7685, 8542, 15370, 17084, 21355, 30740, 42710, 85420, 123859, 226363, 247718, 452726, 495436, 619295, 905452, 1131815, 1238590, 2263630, 2477180, 4527260, 6564527, 13129054, 26258108, 32822635, 65645270, 131290540]

約数ペア:

[(1, 131290540), (2, 65645270), (4, 32822635), (5, 26258108), (10, 13129054), (20, 6564527), (29, 4527260), (53, 2477180), (58, 2263630), (106, 1238590), (116, 1131815), (145, 905452), (212, 619295), (265, 495436), (290, 452726), (530, 247718), (580, 226363), (1060, 123859), (1537, 85420), (3074, 42710), (4271, 30740), (6148, 21355), (7685, 17084), (8542, 15370)]