134680780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{83}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 312206832

約数和(自身を除く): 177526052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 83, 130, 158, 166, 260, 316, 332, 395, 415, 790, 830, 1027, 1079, 1580, 1660, 2054, 2158, 4108, 4316, 5135, 5395, 6241, 6557, 10270, 10790, 12482, 13114, 20540, 21580, 24964, 26228, 31205, 32785, 62410, 65570, 81133, 85241, 124820, 131140, 162266, 170482, 324532, 340964, 405665, 426205, 518003, 811330, 852410, 1036006, 1622660, 1704820, 2072012, 2590015, 5180030, 6734039, 10360060, 13468078, 26936156, 33670195, 67340390, 134680780]

約数ペア:

[(1, 134680780), (2, 67340390), (4, 33670195), (5, 26936156), (10, 13468078), (13, 10360060), (20, 6734039), (26, 5180030), (52, 2590015), (65, 2072012), (79, 1704820), (83, 1622660), (130, 1036006), (158, 852410), (166, 811330), (260, 518003), (316, 426205), (332, 405665), (395, 340964), (415, 324532), (790, 170482), (830, 162266), (1027, 131140), (1079, 124820), (1580, 85241), (1660, 81133), (2054, 65570), (2158, 62410), (4108, 32785), (4316, 31205), (5135, 26228), (5395, 24964), (6241, 21580), (6557, 20540), (10270, 13114), (10790, 12482)]