104987840

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4153}}^1$

素因数の和:4249

約数の個数: 56

約数和(自身を含む): 253227840

約数和(自身を除く): 148240000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 4153, 5056, 6320, 8306, 12640, 16612, 20765, 25280, 33224, 41530, 66448, 83060, 132896, 166120, 265792, 328087, 332240, 656174, 664480, 1312348, 1328960, 1640435, 2624696, 3280870, 5249392, 6561740, 10498784, 13123480, 20997568, 26246960, 52493920, 104987840]

約数ペア:

[(1, 104987840), (2, 52493920), (4, 26246960), (5, 20997568), (8, 13123480), (10, 10498784), (16, 6561740), (20, 5249392), (32, 3280870), (40, 2624696), (64, 1640435), (79, 1328960), (80, 1312348), (158, 664480), (160, 656174), (316, 332240), (320, 328087), (395, 265792), (632, 166120), (790, 132896), (1264, 83060), (1580, 66448), (2528, 41530), (3160, 33224), (4153, 25280), (5056, 20765), (6320, 16612), (8306, 12640)]