251254528

素因数分解:

$2^8\times 7^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 577634400

約数和(自身を除く): 326379872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 256, 298, 448, 596, 896, 941, 1043, 1192, 1792, 1882, 2086, 2384, 3764, 4172, 4768, 6587, 7528, 8344, 9536, 13174, 15056, 16688, 19072, 26348, 30112, 33376, 38144, 52696, 60224, 66752, 105392, 120448, 133504, 140209, 210784, 240896, 267008, 280418, 421568, 560836, 843136, 981463, 1121672, 1686272, 1962926, 2243344, 3925852, 4486688, 7851704, 8973376, 15703408, 17946752, 31406816, 35893504, 62813632, 125627264, 251254528]

約数ペア:

[(1, 251254528), (2, 125627264), (4, 62813632), (7, 35893504), (8, 31406816), (14, 17946752), (16, 15703408), (28, 8973376), (32, 7851704), (56, 4486688), (64, 3925852), (112, 2243344), (128, 1962926), (149, 1686272), (224, 1121672), (256, 981463), (298, 843136), (448, 560836), (596, 421568), (896, 280418), (941, 267008), (1043, 240896), (1192, 210784), (1792, 140209), (1882, 133504), (2086, 120448), (2384, 105392), (3764, 66752), (4172, 60224), (4768, 52696), (6587, 38144), (7528, 33376), (8344, 30112), (9536, 26348), (13174, 19072), (15056, 16688)]