161552636

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 328753152

約数和(自身を除く): 167200516

約数列:

[1, 2, 4, 7, 14, 28, 127, 181, 251, 254, 362, 502, 508, 724, 889, 1004, 1267, 1757, 1778, 2534, 3514, 3556, 5068, 7028, 22987, 31877, 45431, 45974, 63754, 90862, 91948, 127508, 160909, 181724, 223139, 318017, 321818, 446278, 636034, 643636, 892556, 1272068, 5769737, 11539474, 23078948, 40388159, 80776318, 161552636]

約数ペア:

[(1, 161552636), (2, 80776318), (4, 40388159), (7, 23078948), (14, 11539474), (28, 5769737), (127, 1272068), (181, 892556), (251, 643636), (254, 636034), (362, 446278), (502, 321818), (508, 318017), (724, 223139), (889, 181724), (1004, 160909), (1267, 127508), (1757, 91948), (1778, 90862), (2534, 63754), (3514, 45974), (3556, 45431), (5068, 31877), (7028, 22987)]