65419120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62903}}^1$

素因数の和:62929

約数の個数: 40

約数和(自身を含む): 163802016

約数和(自身を除く): 98382896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 62903, 125806, 251612, 314515, 503224, 629030, 817739, 1006448, 1258060, 1635478, 2516120, 3270956, 4088695, 5032240, 6541912, 8177390, 13083824, 16354780, 32709560, 65419120]

約数ペア:

[(1, 65419120), (2, 32709560), (4, 16354780), (5, 13083824), (8, 8177390), (10, 6541912), (13, 5032240), (16, 4088695), (20, 3270956), (26, 2516120), (40, 1635478), (52, 1258060), (65, 1006448), (80, 817739), (104, 629030), (130, 503224), (208, 314515), (260, 251612), (520, 125806), (1040, 62903)]