51355840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 84

約数和(自身を含む): 127119888

約数和(自身を除く): 75764048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 167, 248, 310, 320, 334, 496, 620, 668, 835, 961, 992, 1240, 1336, 1670, 1922, 1984, 2480, 2672, 3340, 3844, 4805, 4960, 5177, 5344, 6680, 7688, 9610, 9920, 10354, 10688, 13360, 15376, 19220, 20708, 25885, 26720, 30752, 38440, 41416, 51770, 53440, 61504, 76880, 82832, 103540, 153760, 160487, 165664, 207080, 307520, 320974, 331328, 414160, 641948, 802435, 828320, 1283896, 1604870, 1656640, 2567792, 3209740, 5135584, 6419480, 10271168, 12838960, 25677920, 51355840]

約数ペア:

[(1, 51355840), (2, 25677920), (4, 12838960), (5, 10271168), (8, 6419480), (10, 5135584), (16, 3209740), (20, 2567792), (31, 1656640), (32, 1604870), (40, 1283896), (62, 828320), (64, 802435), (80, 641948), (124, 414160), (155, 331328), (160, 320974), (167, 307520), (248, 207080), (310, 165664), (320, 160487), (334, 153760), (496, 103540), (620, 82832), (668, 76880), (835, 61504), (961, 53440), (992, 51770), (1240, 41416), (1336, 38440), (1670, 30752), (1922, 26720), (1984, 25885), (2480, 20708), (2672, 19220), (3340, 15376), (3844, 13360), (4805, 10688), (4960, 10354), (5177, 9920), (5344, 9610), (6680, 7688)]