87819380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{3299}}^1$

素因数の和:3341

約数の個数: 48

約数和(自身を含む): 202910400

約数和(自身を除く): 115091020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 3299, 5324, 6598, 6655, 13196, 13310, 16495, 26620, 32990, 36289, 65980, 72578, 145156, 181445, 362890, 399179, 725780, 798358, 1596716, 1995895, 3991790, 4390969, 7983580, 8781938, 17563876, 21954845, 43909690, 87819380]

約数ペア:

[(1, 87819380), (2, 43909690), (4, 21954845), (5, 17563876), (10, 8781938), (11, 7983580), (20, 4390969), (22, 3991790), (44, 1995895), (55, 1596716), (110, 798358), (121, 725780), (220, 399179), (242, 362890), (484, 181445), (605, 145156), (1210, 72578), (1331, 65980), (2420, 36289), (2662, 32990), (3299, 26620), (5324, 16495), (6598, 13310), (6655, 13196)]