72465148

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 149712640

約数和(自身を除く): 77247492

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 139, 172, 278, 301, 433, 556, 602, 866, 973, 1204, 1732, 1946, 3031, 3892, 5977, 6062, 11954, 12124, 18619, 23908, 37238, 41839, 60187, 74476, 83678, 120374, 130333, 167356, 240748, 260666, 421309, 521332, 842618, 1685236, 2588041, 5176082, 10352164, 18116287, 36232574, 72465148]

約数ペア:

[(1, 72465148), (2, 36232574), (4, 18116287), (7, 10352164), (14, 5176082), (28, 2588041), (43, 1685236), (86, 842618), (139, 521332), (172, 421309), (278, 260666), (301, 240748), (433, 167356), (556, 130333), (602, 120374), (866, 83678), (973, 74476), (1204, 60187), (1732, 41839), (1946, 37238), (3031, 23908), (3892, 18619), (5977, 12124), (6062, 11954)]