67213880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{57943}}^1$

素因数の和:57983

約数の個数: 32

約数和(自身を含む): 156448800

約数和(自身を除く): 89234920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 57943, 115886, 231772, 289715, 463544, 579430, 1158860, 1680347, 2317720, 3360694, 6721388, 8401735, 13442776, 16803470, 33606940, 67213880]

約数ペア:

[(1, 67213880), (2, 33606940), (4, 16803470), (5, 13442776), (8, 8401735), (10, 6721388), (20, 3360694), (29, 2317720), (40, 1680347), (58, 1158860), (116, 579430), (145, 463544), (232, 289715), (290, 231772), (580, 115886), (1160, 57943)]