78127520

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6689}}^1$

素因数の和:6777

約数の個数: 48

約数和(自身を含む): 187132680

約数和(自身を除く): 109005160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 6689, 11680, 13378, 26756, 33445, 53512, 66890, 107024, 133780, 214048, 267560, 488297, 535120, 976594, 1070240, 1953188, 2441485, 3906376, 4882970, 7812752, 9765940, 15625504, 19531880, 39063760, 78127520]

約数ペア:

[(1, 78127520), (2, 39063760), (4, 19531880), (5, 15625504), (8, 9765940), (10, 7812752), (16, 4882970), (20, 3906376), (32, 2441485), (40, 1953188), (73, 1070240), (80, 976594), (146, 535120), (160, 488297), (292, 267560), (365, 214048), (584, 133780), (730, 107024), (1168, 66890), (1460, 53512), (2336, 33445), (2920, 26756), (5840, 13378), (6689, 11680)]