680965376

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29231}}^1$

素因数の和:29267

約数の個数: 72

約数和(自身を含む): 1673005824

約数和(自身を除く): 992040448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 23296, 29231, 58462, 116924, 204617, 233848, 380003, 409234, 467696, 760006, 818468, 935392, 1520012, 1636936, 1870784, 2660021, 3040024, 3273872, 3741568, 5320042, 6080048, 6547744, 7483136, 10640084, 12160096, 13095488, 21280168, 24320192, 26190976, 42560336, 48640384, 52381952, 85120672, 97280768, 170241344, 340482688, 680965376]

約数ペア:

[(1, 680965376), (2, 340482688), (4, 170241344), (7, 97280768), (8, 85120672), (13, 52381952), (14, 48640384), (16, 42560336), (26, 26190976), (28, 24320192), (32, 21280168), (52, 13095488), (56, 12160096), (64, 10640084), (91, 7483136), (104, 6547744), (112, 6080048), (128, 5320042), (182, 3741568), (208, 3273872), (224, 3040024), (256, 2660021), (364, 1870784), (416, 1636936), (448, 1520012), (728, 935392), (832, 818468), (896, 760006), (1456, 467696), (1664, 409234), (1792, 380003), (2912, 233848), (3328, 204617), (5824, 116924), (11648, 58462), (23296, 29231)]