195931904

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3581

約数の個数: 72

約数和(自身を含む): 461518848

約数和(自身を除く): 265586944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3527, 3968, 6944, 7054, 7936, 13888, 14108, 24689, 27776, 28216, 49378, 55552, 56432, 98756, 109337, 112864, 197512, 218674, 225728, 395024, 437348, 451456, 765359, 790048, 874696, 902912, 1530718, 1580096, 1749392, 3061436, 3160192, 3498784, 6122872, 6320384, 6997568, 12245744, 13995136, 24491488, 27990272, 48982976, 97965952, 195931904]

約数ペア:

[(1, 195931904), (2, 97965952), (4, 48982976), (7, 27990272), (8, 24491488), (14, 13995136), (16, 12245744), (28, 6997568), (31, 6320384), (32, 6122872), (56, 3498784), (62, 3160192), (64, 3061436), (112, 1749392), (124, 1580096), (128, 1530718), (217, 902912), (224, 874696), (248, 790048), (256, 765359), (434, 451456), (448, 437348), (496, 395024), (868, 225728), (896, 218674), (992, 197512), (1736, 112864), (1792, 109337), (1984, 98756), (3472, 56432), (3527, 55552), (3968, 49378), (6944, 28216), (7054, 27776), (7936, 24689), (13888, 14108)]