27788090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 58475520

約数和(自身を除く): 30687430

約数列:

[1, 2, 5, 10, 11, 22, 29, 31, 55, 58, 62, 110, 145, 155, 281, 290, 310, 319, 341, 562, 638, 682, 899, 1405, 1595, 1705, 1798, 2810, 3091, 3190, 3410, 4495, 6182, 8149, 8711, 8990, 9889, 15455, 16298, 17422, 19778, 30910, 40745, 43555, 49445, 81490, 87110, 89639, 95821, 98890, 179278, 191642, 252619, 448195, 479105, 505238, 896390, 958210, 1263095, 2526190, 2778809, 5557618, 13894045, 27788090]

約数ペア:

[(1, 27788090), (2, 13894045), (5, 5557618), (10, 2778809), (11, 2526190), (22, 1263095), (29, 958210), (31, 896390), (55, 505238), (58, 479105), (62, 448195), (110, 252619), (145, 191642), (155, 179278), (281, 98890), (290, 95821), (310, 89639), (319, 87110), (341, 81490), (562, 49445), (638, 43555), (682, 40745), (899, 30910), (1405, 19778), (1595, 17422), (1705, 16298), (1798, 15455), (2810, 9889), (3091, 8990), (3190, 8711), (3410, 8149), (4495, 6182)]