68163620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13159}}^1$

素因数の和:13212

約数の個数: 48

約数和(自身を含む): 168026880

約数和(自身を除く): 99863260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 13159, 26318, 52636, 65795, 92113, 131590, 184226, 263180, 368452, 460565, 486883, 921130, 973766, 1842260, 1947532, 2434415, 3408181, 4868830, 6816362, 9737660, 13632724, 17040905, 34081810, 68163620]

約数ペア:

[(1, 68163620), (2, 34081810), (4, 17040905), (5, 13632724), (7, 9737660), (10, 6816362), (14, 4868830), (20, 3408181), (28, 2434415), (35, 1947532), (37, 1842260), (70, 973766), (74, 921130), (140, 486883), (148, 460565), (185, 368452), (259, 263180), (370, 184226), (518, 131590), (740, 92113), (1036, 65795), (1295, 52636), (2590, 26318), (5180, 13159)]