56127920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 134991360

約数和(自身を除く): 78863440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 83, 107, 158, 166, 214, 316, 332, 395, 415, 428, 535, 632, 664, 790, 830, 856, 1070, 1264, 1328, 1580, 1660, 1712, 2140, 3160, 3320, 4280, 6320, 6557, 6640, 8453, 8560, 8881, 13114, 16906, 17762, 26228, 32785, 33812, 35524, 42265, 44405, 52456, 65570, 67624, 71048, 84530, 88810, 104912, 131140, 135248, 142096, 169060, 177620, 262280, 338120, 355240, 524560, 676240, 701599, 710480, 1403198, 2806396, 3507995, 5612792, 7015990, 11225584, 14031980, 28063960, 56127920]

約数ペア:

[(1, 56127920), (2, 28063960), (4, 14031980), (5, 11225584), (8, 7015990), (10, 5612792), (16, 3507995), (20, 2806396), (40, 1403198), (79, 710480), (80, 701599), (83, 676240), (107, 524560), (158, 355240), (166, 338120), (214, 262280), (316, 177620), (332, 169060), (395, 142096), (415, 135248), (428, 131140), (535, 104912), (632, 88810), (664, 84530), (790, 71048), (830, 67624), (856, 65570), (1070, 52456), (1264, 44405), (1328, 42265), (1580, 35524), (1660, 33812), (1712, 32785), (2140, 26228), (3160, 17762), (3320, 16906), (4280, 13114), (6320, 8881), (6557, 8560), (6640, 8453)]