157165640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1031}}^1$

素因数の和:1182

約数の個数: 64

約数和(自身を含む): 367061760

約数和(自身を除く): 209896120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 206, 296, 370, 412, 515, 740, 824, 1030, 1031, 1480, 2060, 2062, 3811, 4120, 4124, 5155, 7622, 8248, 10310, 15244, 19055, 20620, 30488, 38110, 38147, 41240, 76220, 76294, 106193, 152440, 152588, 190735, 212386, 305176, 381470, 424772, 530965, 762940, 849544, 1061930, 1525880, 2123860, 3929141, 4247720, 7858282, 15716564, 19645705, 31433128, 39291410, 78582820, 157165640]

約数ペア:

[(1, 157165640), (2, 78582820), (4, 39291410), (5, 31433128), (8, 19645705), (10, 15716564), (20, 7858282), (37, 4247720), (40, 3929141), (74, 2123860), (103, 1525880), (148, 1061930), (185, 849544), (206, 762940), (296, 530965), (370, 424772), (412, 381470), (515, 305176), (740, 212386), (824, 190735), (1030, 152588), (1031, 152440), (1480, 106193), (2060, 76294), (2062, 76220), (3811, 41240), (4120, 38147), (4124, 38110), (5155, 30488), (7622, 20620), (8248, 19055), (10310, 15244)]