65068790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 119672640

約数和(自身を除く): 54603850

約数列:

[1, 2, 5, 10, 89, 113, 178, 226, 445, 565, 647, 890, 1130, 1294, 3235, 6470, 10057, 20114, 50285, 57583, 73111, 100570, 115166, 146222, 287915, 365555, 575830, 731110, 6506879, 13013758, 32534395, 65068790]

約数ペア:

[(1, 65068790), (2, 32534395), (5, 13013758), (10, 6506879), (89, 731110), (113, 575830), (178, 365555), (226, 287915), (445, 146222), (565, 115166), (647, 100570), (890, 73111), (1130, 57583), (1294, 50285), (3235, 20114), (6470, 10057)]