85274864

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:657

約数の個数: 40

約数和(自身を含む): 168687120

約数和(自身を除く): 83412256

約数列:

[1, 2, 4, 8, 16, 83, 157, 166, 314, 332, 409, 628, 664, 818, 1256, 1328, 1636, 2512, 3272, 6544, 13031, 26062, 33947, 52124, 64213, 67894, 104248, 128426, 135788, 208496, 256852, 271576, 513704, 543152, 1027408, 5329679, 10659358, 21318716, 42637432, 85274864]

約数ペア:

[(1, 85274864), (2, 42637432), (4, 21318716), (8, 10659358), (16, 5329679), (83, 1027408), (157, 543152), (166, 513704), (314, 271576), (332, 256852), (409, 208496), (628, 135788), (664, 128426), (818, 104248), (1256, 67894), (1328, 64213), (1636, 52124), (2512, 33947), (3272, 26062), (6544, 13031)]