128334530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{5431}}^1$

素因数の和:5594

約数の個数: 32

約数和(自身を含む): 246395520

約数和(自身を除く): 118060990

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1390, 2363, 4726, 5431, 10862, 11815, 23630, 27155, 54310, 92327, 184654, 461635, 754909, 923270, 1509818, 3774545, 7549090, 12833453, 25666906, 64167265, 128334530]

約数ペア:

[(1, 128334530), (2, 64167265), (5, 25666906), (10, 12833453), (17, 7549090), (34, 3774545), (85, 1509818), (139, 923270), (170, 754909), (278, 461635), (695, 184654), (1390, 92327), (2363, 54310), (4726, 27155), (5431, 23630), (10862, 11815)]