68287900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 157767680

約数和(自身を除く): 89479780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 127, 190, 254, 283, 380, 475, 508, 566, 635, 950, 1132, 1270, 1415, 1900, 2413, 2540, 2830, 3175, 4826, 5377, 5660, 6350, 7075, 9652, 10754, 12065, 12700, 14150, 21508, 24130, 26885, 28300, 35941, 48260, 53770, 60325, 71882, 107540, 120650, 134425, 143764, 179705, 241300, 268850, 359410, 537700, 682879, 718820, 898525, 1365758, 1797050, 2731516, 3414395, 3594100, 6828790, 13657580, 17071975, 34143950, 68287900]

約数ペア:

[(1, 68287900), (2, 34143950), (4, 17071975), (5, 13657580), (10, 6828790), (19, 3594100), (20, 3414395), (25, 2731516), (38, 1797050), (50, 1365758), (76, 898525), (95, 718820), (100, 682879), (127, 537700), (190, 359410), (254, 268850), (283, 241300), (380, 179705), (475, 143764), (508, 134425), (566, 120650), (635, 107540), (950, 71882), (1132, 60325), (1270, 53770), (1415, 48260), (1900, 35941), (2413, 28300), (2540, 26885), (2830, 24130), (3175, 21508), (4826, 14150), (5377, 12700), (5660, 12065), (6350, 10754), (7075, 9652)]