64540130

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:794

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 54069790

約数列:

[1, 2, 5, 10, 89, 127, 178, 254, 445, 571, 635, 890, 1142, 1270, 2855, 5710, 11303, 22606, 50819, 56515, 72517, 101638, 113030, 145034, 254095, 362585, 508190, 725170, 6454013, 12908026, 32270065, 64540130]

約数ペア:

[(1, 64540130), (2, 32270065), (5, 12908026), (10, 6454013), (89, 725170), (127, 508190), (178, 362585), (254, 254095), (445, 145034), (571, 113030), (635, 101638), (890, 72517), (1142, 56515), (1270, 50819), (2855, 22606), (5710, 11303)]