29127040

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 70722720

約数和(自身を除く): 41595680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 641, 710, 1136, 1282, 1420, 2272, 2564, 2840, 3205, 4544, 5128, 5680, 6410, 9088, 10256, 11360, 12820, 20512, 22720, 25640, 41024, 45440, 45511, 51280, 82048, 91022, 102560, 182044, 205120, 227555, 364088, 410240, 455110, 728176, 910220, 1456352, 1820440, 2912704, 3640880, 5825408, 7281760, 14563520, 29127040]

約数ペア:

[(1, 29127040), (2, 14563520), (4, 7281760), (5, 5825408), (8, 3640880), (10, 2912704), (16, 1820440), (20, 1456352), (32, 910220), (40, 728176), (64, 455110), (71, 410240), (80, 364088), (128, 227555), (142, 205120), (160, 182044), (284, 102560), (320, 91022), (355, 82048), (568, 51280), (640, 45511), (641, 45440), (710, 41024), (1136, 25640), (1282, 22720), (1420, 20512), (2272, 12820), (2564, 11360), (2840, 10256), (3205, 9088), (4544, 6410), (5128, 5680)]