2015687675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 2680185600

約数和(自身を除く): 664497925

約数列:

[1, 5, 19, 25, 95, 151, 157, 179, 475, 755, 785, 895, 2869, 2983, 3401, 3775, 3925, 4475, 14345, 14915, 17005, 23707, 27029, 28103, 71725, 74575, 85025, 118535, 135145, 140515, 450433, 513551, 533957, 592675, 675725, 702575, 2252165, 2567755, 2669785, 4243553, 11260825, 12838775, 13348925, 21217765, 80627507, 106088825, 403137535, 2015687675]

約数ペア:

[(1, 2015687675), (5, 403137535), (19, 106088825), (25, 80627507), (95, 21217765), (151, 13348925), (157, 12838775), (179, 11260825), (475, 4243553), (755, 2669785), (785, 2567755), (895, 2252165), (2869, 702575), (2983, 675725), (3401, 592675), (3775, 533957), (3925, 513551), (4475, 450433), (14345, 140515), (14915, 135145), (17005, 118535), (23707, 85025), (27029, 74575), (28103, 71725)]