13268480

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 80

約数和(自身を含む): 32703264

約数和(自身を除く): 19434784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 73, 80, 128, 142, 146, 160, 256, 284, 292, 320, 355, 365, 512, 568, 584, 640, 710, 730, 1136, 1168, 1280, 1420, 1460, 2272, 2336, 2560, 2840, 2920, 4544, 4672, 5183, 5680, 5840, 9088, 9344, 10366, 11360, 11680, 18176, 18688, 20732, 22720, 23360, 25915, 36352, 37376, 41464, 45440, 46720, 51830, 82928, 90880, 93440, 103660, 165856, 181760, 186880, 207320, 331712, 414640, 663424, 829280, 1326848, 1658560, 2653696, 3317120, 6634240, 13268480]

約数ペア:

[(1, 13268480), (2, 6634240), (4, 3317120), (5, 2653696), (8, 1658560), (10, 1326848), (16, 829280), (20, 663424), (32, 414640), (40, 331712), (64, 207320), (71, 186880), (73, 181760), (80, 165856), (128, 103660), (142, 93440), (146, 90880), (160, 82928), (256, 51830), (284, 46720), (292, 45440), (320, 41464), (355, 37376), (365, 36352), (512, 25915), (568, 23360), (584, 22720), (640, 20732), (710, 18688), (730, 18176), (1136, 11680), (1168, 11360), (1280, 10366), (1420, 9344), (1460, 9088), (2272, 5840), (2336, 5680), (2560, 5183), (2840, 4672), (2920, 4544)]