28933080080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{111659}}^1$

素因数の和:111792

約数の個数: 80

約数和(自身を含む): 69783033600

約数和(自身を除く): 40849953520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 79, 80, 82, 158, 164, 205, 316, 328, 395, 410, 632, 656, 790, 820, 1264, 1580, 1640, 3160, 3239, 3280, 6320, 6478, 12956, 16195, 25912, 32390, 51824, 64780, 111659, 129560, 223318, 259120, 446636, 558295, 893272, 1116590, 1786544, 2233180, 4466360, 4578019, 8821061, 8932720, 9156038, 17642122, 18312076, 22890095, 35284244, 36624152, 44105305, 45780190, 70568488, 73248304, 88210610, 91560380, 141136976, 176421220, 183120760, 352842440, 361663501, 366241520, 705684880, 723327002, 1446654004, 1808317505, 2893308008, 3616635010, 5786616016, 7233270020, 14466540040, 28933080080]

約数ペア:

[(1, 28933080080), (2, 14466540040), (4, 7233270020), (5, 5786616016), (8, 3616635010), (10, 2893308008), (16, 1808317505), (20, 1446654004), (40, 723327002), (41, 705684880), (79, 366241520), (80, 361663501), (82, 352842440), (158, 183120760), (164, 176421220), (205, 141136976), (316, 91560380), (328, 88210610), (395, 73248304), (410, 70568488), (632, 45780190), (656, 44105305), (790, 36624152), (820, 35284244), (1264, 22890095), (1580, 18312076), (1640, 17642122), (3160, 9156038), (3239, 8932720), (3280, 8821061), (6320, 4578019), (6478, 4466360), (12956, 2233180), (16195, 1786544), (25912, 1116590), (32390, 893272), (51824, 558295), (64780, 446636), (111659, 259120), (129560, 223318)]