15948284080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{25733}}^1$

素因数の和:25934

約数の個数: 80

約数和(自身を含む): 37985854464

約数和(自身を除く): 22037570384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 127, 244, 254, 305, 488, 508, 610, 635, 976, 1016, 1220, 1270, 2032, 2440, 2540, 4880, 5080, 7747, 10160, 15494, 25733, 30988, 38735, 51466, 61976, 77470, 102932, 123952, 128665, 154940, 205864, 257330, 309880, 411728, 514660, 619760, 1029320, 1569713, 2058640, 3139426, 3268091, 6278852, 6536182, 7848565, 12557704, 13072364, 15697130, 16340455, 25115408, 26144728, 31394260, 32680910, 52289456, 62788520, 65361820, 125577040, 130723640, 199353551, 261447280, 398707102, 797414204, 996767755, 1594828408, 1993535510, 3189656816, 3987071020, 7974142040, 15948284080]

約数ペア:

[(1, 15948284080), (2, 7974142040), (4, 3987071020), (5, 3189656816), (8, 1993535510), (10, 1594828408), (16, 996767755), (20, 797414204), (40, 398707102), (61, 261447280), (80, 199353551), (122, 130723640), (127, 125577040), (244, 65361820), (254, 62788520), (305, 52289456), (488, 32680910), (508, 31394260), (610, 26144728), (635, 25115408), (976, 16340455), (1016, 15697130), (1220, 13072364), (1270, 12557704), (2032, 7848565), (2440, 6536182), (2540, 6278852), (4880, 3268091), (5080, 3139426), (7747, 2058640), (10160, 1569713), (15494, 1029320), (25733, 619760), (30988, 514660), (38735, 411728), (51466, 309880), (61976, 257330), (77470, 205864), (102932, 154940), (123952, 128665)]