129126848

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:421

約数の個数: 56

約数和(自身を含む): 262944864

約数和(自身を除く): 133818016

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 157, 181, 284, 314, 362, 568, 628, 724, 1136, 1256, 1448, 2272, 2512, 2896, 4544, 5024, 5792, 10048, 11147, 11584, 12851, 22294, 25702, 28417, 44588, 51404, 56834, 89176, 102808, 113668, 178352, 205616, 227336, 356704, 411232, 454672, 713408, 822464, 909344, 1818688, 2017607, 4035214, 8070428, 16140856, 32281712, 64563424, 129126848]

約数ペア:

[(1, 129126848), (2, 64563424), (4, 32281712), (8, 16140856), (16, 8070428), (32, 4035214), (64, 2017607), (71, 1818688), (142, 909344), (157, 822464), (181, 713408), (284, 454672), (314, 411232), (362, 356704), (568, 227336), (628, 205616), (724, 178352), (1136, 113668), (1256, 102808), (1448, 89176), (2272, 56834), (2512, 51404), (2896, 44588), (4544, 28417), (5024, 25702), (5792, 22294), (10048, 12851), (11147, 11584)]