1258902784

素因数分解:

$2^8\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 2561275080

約数和(自身を除く): 1302372296

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 181, 202, 256, 269, 362, 404, 538, 724, 808, 1076, 1448, 1616, 2152, 2896, 3232, 4304, 5792, 6464, 8608, 11584, 12928, 17216, 18281, 23168, 25856, 27169, 34432, 36562, 46336, 48689, 54338, 68864, 73124, 97378, 108676, 146248, 194756, 217352, 292496, 389512, 434704, 584992, 779024, 869408, 1169984, 1558048, 1738816, 2339968, 3116096, 3477632, 4679936, 4917589, 6232192, 6955264, 9835178, 12464384, 19670356, 39340712, 78681424, 157362848, 314725696, 629451392, 1258902784]

約数ペア:

[(1, 1258902784), (2, 629451392), (4, 314725696), (8, 157362848), (16, 78681424), (32, 39340712), (64, 19670356), (101, 12464384), (128, 9835178), (181, 6955264), (202, 6232192), (256, 4917589), (269, 4679936), (362, 3477632), (404, 3116096), (538, 2339968), (724, 1738816), (808, 1558048), (1076, 1169984), (1448, 869408), (1616, 779024), (2152, 584992), (2896, 434704), (3232, 389512), (4304, 292496), (5792, 217352), (6464, 194756), (8608, 146248), (11584, 108676), (12928, 97378), (17216, 73124), (18281, 68864), (23168, 54338), (25856, 48689), (27169, 46336), (34432, 36562)]