72817600

素因数分解:

$2^6\times 5^2\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:734

約数の個数: 84

約数和(自身を含む): 181983888

約数和(自身を除く): 109166288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 142, 160, 200, 284, 320, 355, 400, 568, 641, 710, 800, 1136, 1282, 1420, 1600, 1775, 2272, 2564, 2840, 3205, 3550, 4544, 5128, 5680, 6410, 7100, 10256, 11360, 12820, 14200, 16025, 20512, 22720, 25640, 28400, 32050, 41024, 45511, 51280, 56800, 64100, 91022, 102560, 113600, 128200, 182044, 205120, 227555, 256400, 364088, 455110, 512800, 728176, 910220, 1025600, 1137775, 1456352, 1820440, 2275550, 2912704, 3640880, 4551100, 7281760, 9102200, 14563520, 18204400, 36408800, 72817600]

約数ペア:

[(1, 72817600), (2, 36408800), (4, 18204400), (5, 14563520), (8, 9102200), (10, 7281760), (16, 4551100), (20, 3640880), (25, 2912704), (32, 2275550), (40, 1820440), (50, 1456352), (64, 1137775), (71, 1025600), (80, 910220), (100, 728176), (142, 512800), (160, 455110), (200, 364088), (284, 256400), (320, 227555), (355, 205120), (400, 182044), (568, 128200), (641, 113600), (710, 102560), (800, 91022), (1136, 64100), (1282, 56800), (1420, 51280), (1600, 45511), (1775, 41024), (2272, 32050), (2564, 28400), (2840, 25640), (3205, 22720), (3550, 20512), (4544, 16025), (5128, 14200), (5680, 12820), (6410, 11360), (7100, 10256)]