64161010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1489}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 120153600

約数和(自身を除く): 55992590

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 1489, 2978, 4309, 7445, 8618, 14890, 21545, 43090, 46159, 92318, 206971, 230795, 413942, 461590, 1034855, 2069710, 6416101, 12832202, 32080505, 64161010]

約数ペア:

[(1, 64161010), (2, 32080505), (5, 12832202), (10, 6416101), (31, 2069710), (62, 1034855), (139, 461590), (155, 413942), (278, 230795), (310, 206971), (695, 92318), (1390, 46159), (1489, 43090), (2978, 21545), (4309, 14890), (7445, 8618)]