26424710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 27765370

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 79, 83, 130, 155, 158, 166, 310, 395, 403, 415, 790, 806, 830, 1027, 1079, 2015, 2054, 2158, 2449, 2573, 4030, 4898, 5135, 5146, 5395, 6557, 10270, 10790, 12245, 12865, 13114, 24490, 25730, 31837, 32785, 33449, 63674, 65570, 66898, 85241, 159185, 167245, 170482, 203267, 318370, 334490, 406534, 426205, 852410, 1016335, 2032670, 2642471, 5284942, 13212355, 26424710]

約数ペア:

[(1, 26424710), (2, 13212355), (5, 5284942), (10, 2642471), (13, 2032670), (26, 1016335), (31, 852410), (62, 426205), (65, 406534), (79, 334490), (83, 318370), (130, 203267), (155, 170482), (158, 167245), (166, 159185), (310, 85241), (395, 66898), (403, 65570), (415, 63674), (790, 33449), (806, 32785), (830, 31837), (1027, 25730), (1079, 24490), (2015, 13114), (2054, 12865), (2158, 12245), (2449, 10790), (2573, 10270), (4030, 6557), (4898, 5395), (5135, 5146)]