128931430

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{2179}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 238422240

約数和(自身を除く): 109490810

約数列:

[1, 2, 5, 10, 61, 97, 122, 194, 305, 485, 610, 970, 2179, 4358, 5917, 10895, 11834, 21790, 29585, 59170, 132919, 211363, 265838, 422726, 664595, 1056815, 1329190, 2113630, 12893143, 25786286, 64465715, 128931430]

約数ペア:

[(1, 128931430), (2, 64465715), (5, 25786286), (10, 12893143), (61, 2113630), (97, 1329190), (122, 1056815), (194, 664595), (305, 422726), (485, 265838), (610, 211363), (970, 132919), (2179, 59170), (4358, 29585), (5917, 21790), (10895, 11834)]