5040102040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{17921}}^1$

素因数の和:18100

約数の個数: 64

約数和(自身を含む): 11613456000

約数和(自身を除く): 6573353960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 89, 158, 178, 316, 356, 395, 445, 632, 712, 790, 890, 1580, 1780, 3160, 3560, 7031, 14062, 17921, 28124, 35155, 35842, 56248, 70310, 71684, 89605, 140620, 143368, 179210, 281240, 358420, 716840, 1415759, 1594969, 2831518, 3189938, 5663036, 6379876, 7078795, 7974845, 11326072, 12759752, 14157590, 15949690, 28315180, 31899380, 56630360, 63798760, 126002551, 252005102, 504010204, 630012755, 1008020408, 1260025510, 2520051020, 5040102040]

約数ペア:

[(1, 5040102040), (2, 2520051020), (4, 1260025510), (5, 1008020408), (8, 630012755), (10, 504010204), (20, 252005102), (40, 126002551), (79, 63798760), (89, 56630360), (158, 31899380), (178, 28315180), (316, 15949690), (356, 14157590), (395, 12759752), (445, 11326072), (632, 7974845), (712, 7078795), (790, 6379876), (890, 5663036), (1580, 3189938), (1780, 2831518), (3160, 1594969), (3560, 1415759), (7031, 716840), (14062, 358420), (17921, 281240), (28124, 179210), (35155, 143368), (35842, 140620), (56248, 89605), (70310, 71684)]