64149040

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{9661}}^1$

素因数の和:9757

約数の個数: 40

約数和(自身を含む): 150959088

約数和(自身を除く): 86810048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 9661, 19322, 38644, 48305, 77288, 96610, 154576, 193220, 386440, 772880, 801863, 1603726, 3207452, 4009315, 6414904, 8018630, 12829808, 16037260, 32074520, 64149040]

約数ペア:

[(1, 64149040), (2, 32074520), (4, 16037260), (5, 12829808), (8, 8018630), (10, 6414904), (16, 4009315), (20, 3207452), (40, 1603726), (80, 801863), (83, 772880), (166, 386440), (332, 193220), (415, 154576), (664, 96610), (830, 77288), (1328, 48305), (1660, 38644), (3320, 19322), (6640, 9661)]