68215250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{97}}^2$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 133478280

約数和(自身を除く): 65263030

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 97, 125, 145, 194, 250, 290, 485, 725, 970, 1450, 2425, 2813, 3625, 4850, 5626, 7250, 9409, 12125, 14065, 18818, 24250, 28130, 47045, 70325, 94090, 140650, 235225, 272861, 351625, 470450, 545722, 703250, 1176125, 1364305, 2352250, 2728610, 6821525, 13643050, 34107625, 68215250]

約数ペア:

[(1, 68215250), (2, 34107625), (5, 13643050), (10, 6821525), (25, 2728610), (29, 2352250), (50, 1364305), (58, 1176125), (97, 703250), (125, 545722), (145, 470450), (194, 351625), (250, 272861), (290, 235225), (485, 140650), (725, 94090), (970, 70325), (1450, 47045), (2425, 28130), (2813, 24250), (3625, 18818), (4850, 14065), (5626, 12125), (7250, 9409)]