78831460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 171065664

約数和(自身を除く): 92234204

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 307, 347, 370, 614, 694, 740, 1228, 1388, 1535, 1735, 3070, 3470, 6140, 6940, 11359, 12839, 22718, 25678, 45436, 51356, 56795, 64195, 106529, 113590, 128390, 213058, 227180, 256780, 426116, 532645, 1065290, 2130580, 3941573, 7883146, 15766292, 19707865, 39415730, 78831460]

約数ペア:

[(1, 78831460), (2, 39415730), (4, 19707865), (5, 15766292), (10, 7883146), (20, 3941573), (37, 2130580), (74, 1065290), (148, 532645), (185, 426116), (307, 256780), (347, 227180), (370, 213058), (614, 128390), (694, 113590), (740, 106529), (1228, 64195), (1388, 56795), (1535, 51356), (1735, 45436), (3070, 25678), (3470, 22718), (6140, 12839), (6940, 11359)]