129657620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2111}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 283143168

約数和(自身を除く): 153485548

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 83, 148, 166, 185, 332, 370, 415, 740, 830, 1660, 2111, 3071, 4222, 6142, 8444, 10555, 12284, 15355, 21110, 30710, 42220, 61420, 78107, 156214, 175213, 312428, 350426, 390535, 700852, 781070, 876065, 1562140, 1752130, 3504260, 6482881, 12965762, 25931524, 32414405, 64828810, 129657620]

約数ペア:

[(1, 129657620), (2, 64828810), (4, 32414405), (5, 25931524), (10, 12965762), (20, 6482881), (37, 3504260), (74, 1752130), (83, 1562140), (148, 876065), (166, 781070), (185, 700852), (332, 390535), (370, 350426), (415, 312428), (740, 175213), (830, 156214), (1660, 78107), (2111, 61420), (3071, 42220), (4222, 30710), (6142, 21110), (8444, 15355), (10555, 12284)]