25928864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 55463688

約数和(自身を除く): 29534824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 208, 314, 397, 416, 628, 794, 1256, 1588, 2041, 2512, 3176, 4082, 5024, 5161, 6352, 8164, 10322, 12704, 16328, 20644, 32656, 41288, 62329, 65312, 82576, 124658, 165152, 249316, 498632, 810277, 997264, 1620554, 1994528, 3241108, 6482216, 12964432, 25928864]

約数ペア:

[(1, 25928864), (2, 12964432), (4, 6482216), (8, 3241108), (13, 1994528), (16, 1620554), (26, 997264), (32, 810277), (52, 498632), (104, 249316), (157, 165152), (208, 124658), (314, 82576), (397, 65312), (416, 62329), (628, 41288), (794, 32656), (1256, 20644), (1588, 16328), (2041, 12704), (2512, 10322), (3176, 8164), (4082, 6352), (5024, 5161)]