26182910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 27523330

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 89, 130, 146, 155, 178, 310, 365, 403, 445, 730, 806, 890, 949, 1157, 1898, 2015, 2263, 2314, 2759, 4030, 4526, 4745, 5518, 5785, 6497, 9490, 11315, 11570, 12994, 13795, 22630, 27590, 29419, 32485, 35867, 58838, 64970, 71734, 84461, 147095, 168922, 179335, 201407, 294190, 358670, 402814, 422305, 844610, 1007035, 2014070, 2618291, 5236582, 13091455, 26182910]

約数ペア:

[(1, 26182910), (2, 13091455), (5, 5236582), (10, 2618291), (13, 2014070), (26, 1007035), (31, 844610), (62, 422305), (65, 402814), (73, 358670), (89, 294190), (130, 201407), (146, 179335), (155, 168922), (178, 147095), (310, 84461), (365, 71734), (403, 64970), (445, 58838), (730, 35867), (806, 32485), (890, 29419), (949, 27590), (1157, 22630), (1898, 13795), (2015, 12994), (2263, 11570), (2314, 11315), (2759, 9490), (4030, 6497), (4526, 5785), (4745, 5518)]