57078320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 145115712

約数和(自身を除く): 88037392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 773, 923, 1040, 1136, 1420, 1546, 1846, 2840, 3092, 3692, 3865, 4615, 5680, 6184, 7384, 7730, 9230, 10049, 12368, 14768, 15460, 18460, 20098, 30920, 36920, 40196, 50245, 54883, 61840, 73840, 80392, 100490, 109766, 160784, 200980, 219532, 274415, 401960, 439064, 548830, 713479, 803920, 878128, 1097660, 1426958, 2195320, 2853916, 3567395, 4390640, 5707832, 7134790, 11415664, 14269580, 28539160, 57078320]

約数ペア:

[(1, 57078320), (2, 28539160), (4, 14269580), (5, 11415664), (8, 7134790), (10, 5707832), (13, 4390640), (16, 3567395), (20, 2853916), (26, 2195320), (40, 1426958), (52, 1097660), (65, 878128), (71, 803920), (80, 713479), (104, 548830), (130, 439064), (142, 401960), (208, 274415), (260, 219532), (284, 200980), (355, 160784), (520, 109766), (568, 100490), (710, 80392), (773, 73840), (923, 61840), (1040, 54883), (1136, 50245), (1420, 40196), (1546, 36920), (1846, 30920), (2840, 20098), (3092, 18460), (3692, 15460), (3865, 14768), (4615, 12368), (5680, 10049), (6184, 9230), (7384, 7730)]