719223808

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:353

約数の個数: 88

約数和(自身を含む): 1503971840

約数和(自身を除く): 784748032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 139, 163, 248, 256, 278, 326, 496, 512, 556, 652, 992, 1024, 1112, 1304, 1984, 2224, 2608, 3968, 4309, 4448, 5053, 5216, 7936, 8618, 8896, 10106, 10432, 15872, 17236, 17792, 20212, 20864, 22657, 31744, 34472, 35584, 40424, 41728, 45314, 68944, 71168, 80848, 83456, 90628, 137888, 142336, 161696, 166912, 181256, 275776, 323392, 362512, 551552, 646784, 702367, 725024, 1103104, 1293568, 1404734, 1450048, 2206208, 2587136, 2809468, 2900096, 4412416, 5174272, 5618936, 5800192, 11237872, 11600384, 22475744, 23200768, 44951488, 89902976, 179805952, 359611904, 719223808]

約数ペア:

[(1, 719223808), (2, 359611904), (4, 179805952), (8, 89902976), (16, 44951488), (31, 23200768), (32, 22475744), (62, 11600384), (64, 11237872), (124, 5800192), (128, 5618936), (139, 5174272), (163, 4412416), (248, 2900096), (256, 2809468), (278, 2587136), (326, 2206208), (496, 1450048), (512, 1404734), (556, 1293568), (652, 1103104), (992, 725024), (1024, 702367), (1112, 646784), (1304, 551552), (1984, 362512), (2224, 323392), (2608, 275776), (3968, 181256), (4309, 166912), (4448, 161696), (5053, 142336), (5216, 137888), (7936, 90628), (8618, 83456), (8896, 80848), (10106, 71168), (10432, 68944), (15872, 45314), (17236, 41728), (17792, 40424), (20212, 35584), (20864, 34472), (22657, 31744)]