64271872

素因数分解:

$2^9\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:331

約数の個数: 80

約数和(自身を含む): 149276160

約数和(自身を除く): 85004288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 227, 256, 316, 448, 454, 512, 553, 632, 896, 908, 1106, 1264, 1589, 1792, 1816, 2212, 2528, 3178, 3584, 3632, 4424, 5056, 6356, 7264, 8848, 10112, 12712, 14528, 17696, 17933, 20224, 25424, 29056, 35392, 35866, 40448, 50848, 58112, 70784, 71732, 101696, 116224, 125531, 141568, 143464, 203392, 251062, 283136, 286928, 406784, 502124, 573856, 813568, 1004248, 1147712, 2008496, 2295424, 4016992, 4590848, 8033984, 9181696, 16067968, 32135936, 64271872]

約数ペア:

[(1, 64271872), (2, 32135936), (4, 16067968), (7, 9181696), (8, 8033984), (14, 4590848), (16, 4016992), (28, 2295424), (32, 2008496), (56, 1147712), (64, 1004248), (79, 813568), (112, 573856), (128, 502124), (158, 406784), (224, 286928), (227, 283136), (256, 251062), (316, 203392), (448, 143464), (454, 141568), (512, 125531), (553, 116224), (632, 101696), (896, 71732), (908, 70784), (1106, 58112), (1264, 50848), (1589, 40448), (1792, 35866), (1816, 35392), (2212, 29056), (2528, 25424), (3178, 20224), (3584, 17933), (3632, 17696), (4424, 14528), (5056, 12712), (6356, 10112), (7264, 8848)]