42768128

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 93746016

約数和(自身を除く): 50977888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 128, 142, 181, 208, 256, 284, 362, 416, 568, 724, 832, 923, 1136, 1448, 1664, 1846, 2272, 2353, 2896, 3328, 3692, 4544, 4706, 5792, 7384, 9088, 9412, 11584, 12851, 14768, 18176, 18824, 23168, 25702, 29536, 37648, 46336, 51404, 59072, 75296, 102808, 118144, 150592, 167063, 205616, 236288, 301184, 334126, 411232, 602368, 668252, 822464, 1336504, 1644928, 2673008, 3289856, 5346016, 10692032, 21384064, 42768128]

約数ペア:

[(1, 42768128), (2, 21384064), (4, 10692032), (8, 5346016), (13, 3289856), (16, 2673008), (26, 1644928), (32, 1336504), (52, 822464), (64, 668252), (71, 602368), (104, 411232), (128, 334126), (142, 301184), (181, 236288), (208, 205616), (256, 167063), (284, 150592), (362, 118144), (416, 102808), (568, 75296), (724, 59072), (832, 51404), (923, 46336), (1136, 37648), (1448, 29536), (1664, 25702), (1846, 23168), (2272, 18824), (2353, 18176), (2896, 14768), (3328, 12851), (3692, 11584), (4544, 9412), (4706, 9088), (5792, 7384)]