25251664

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 60

約数和(自身を含む): 53599744

約数和(自身を除く): 28348080

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 127, 136, 172, 254, 272, 289, 344, 508, 578, 688, 731, 1016, 1156, 1462, 2032, 2159, 2312, 2924, 4318, 4624, 5461, 5848, 8636, 10922, 11696, 12427, 17272, 21844, 24854, 34544, 36703, 43688, 49708, 73406, 87376, 92837, 99416, 146812, 185674, 198832, 293624, 371348, 587248, 742696, 1485392, 1578229, 3156458, 6312916, 12625832, 25251664]

約数ペア:

[(1, 25251664), (2, 12625832), (4, 6312916), (8, 3156458), (16, 1578229), (17, 1485392), (34, 742696), (43, 587248), (68, 371348), (86, 293624), (127, 198832), (136, 185674), (172, 146812), (254, 99416), (272, 92837), (289, 87376), (344, 73406), (508, 49708), (578, 43688), (688, 36703), (731, 34544), (1016, 24854), (1156, 21844), (1462, 17272), (2032, 12427), (2159, 11696), (2312, 10922), (2924, 8636), (4318, 5848), (4624, 5461)]