20131329140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{13099}}^1$

素因数の和:13401

約数の個数: 96

約数和(自身を含む): 47695737600

約数和(自身を除く): 27564408460

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 257, 260, 299, 460, 514, 598, 1028, 1196, 1285, 1495, 2570, 2990, 3341, 5140, 5911, 5980, 6682, 11822, 13099, 13364, 16705, 23644, 26198, 29555, 33410, 52396, 59110, 65495, 66820, 76843, 118220, 130990, 153686, 170287, 261980, 301277, 307372, 340574, 384215, 602554, 681148, 768430, 851435, 1205108, 1506385, 1536860, 1702870, 3012770, 3366443, 3405740, 3916601, 6025540, 6732886, 7833202, 13465772, 15666404, 16832215, 19583005, 33664430, 39166010, 43763759, 67328860, 77428189, 78332020, 87527518, 154856378, 175055036, 218818795, 309712756, 387140945, 437637590, 774281890, 875275180, 1006566457, 1548563780, 2013132914, 4026265828, 5032832285, 10065664570, 20131329140]

約数ペア:

[(1, 20131329140), (2, 10065664570), (4, 5032832285), (5, 4026265828), (10, 2013132914), (13, 1548563780), (20, 1006566457), (23, 875275180), (26, 774281890), (46, 437637590), (52, 387140945), (65, 309712756), (92, 218818795), (115, 175055036), (130, 154856378), (230, 87527518), (257, 78332020), (260, 77428189), (299, 67328860), (460, 43763759), (514, 39166010), (598, 33664430), (1028, 19583005), (1196, 16832215), (1285, 15666404), (1495, 13465772), (2570, 7833202), (2990, 6732886), (3341, 6025540), (5140, 3916601), (5911, 3405740), (5980, 3366443), (6682, 3012770), (11822, 1702870), (13099, 1536860), (13364, 1506385), (16705, 1205108), (23644, 851435), (26198, 768430), (29555, 681148), (33410, 602554), (52396, 384215), (59110, 340574), (65495, 307372), (66820, 301277), (76843, 261980), (118220, 170287), (130990, 153686)]