51020860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:787

約数の個数: 72

約数和(自身を含む): 121998240

約数和(自身を除く): 70977380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 727, 1210, 1276, 1454, 1595, 2420, 2908, 3190, 3509, 3635, 6380, 7018, 7270, 7997, 14036, 14540, 15994, 17545, 21083, 31988, 35090, 39985, 42166, 70180, 79970, 84332, 87967, 105415, 159940, 175934, 210830, 231913, 351868, 421660, 439835, 463826, 879670, 927652, 1159565, 1759340, 2319130, 2551043, 4638260, 5102086, 10204172, 12755215, 25510430, 51020860]

約数ペア:

[(1, 51020860), (2, 25510430), (4, 12755215), (5, 10204172), (10, 5102086), (11, 4638260), (20, 2551043), (22, 2319130), (29, 1759340), (44, 1159565), (55, 927652), (58, 879670), (110, 463826), (116, 439835), (121, 421660), (145, 351868), (220, 231913), (242, 210830), (290, 175934), (319, 159940), (484, 105415), (580, 87967), (605, 84332), (638, 79970), (727, 70180), (1210, 42166), (1276, 39985), (1454, 35090), (1595, 31988), (2420, 21083), (2908, 17545), (3190, 15994), (3509, 14540), (3635, 14036), (6380, 7997), (7018, 7270)]