90806320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5431}}^1$

素因数の和:5474

約数の個数: 80

約数和(自身を含む): 242484480

約数和(自身を除く): 151678160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 5431, 8360, 10862, 16720, 21724, 27155, 43448, 54310, 59741, 86896, 103189, 108620, 119482, 206378, 217240, 238964, 298705, 412756, 434480, 477928, 515945, 597410, 825512, 955856, 1031890, 1135079, 1194820, 1651024, 2063780, 2270158, 2389640, 4127560, 4540316, 4779280, 5675395, 8255120, 9080632, 11350790, 18161264, 22701580, 45403160, 90806320]

約数ペア:

[(1, 90806320), (2, 45403160), (4, 22701580), (5, 18161264), (8, 11350790), (10, 9080632), (11, 8255120), (16, 5675395), (19, 4779280), (20, 4540316), (22, 4127560), (38, 2389640), (40, 2270158), (44, 2063780), (55, 1651024), (76, 1194820), (80, 1135079), (88, 1031890), (95, 955856), (110, 825512), (152, 597410), (176, 515945), (190, 477928), (209, 434480), (220, 412756), (304, 298705), (380, 238964), (418, 217240), (440, 206378), (760, 119482), (836, 108620), (880, 103189), (1045, 86896), (1520, 59741), (1672, 54310), (2090, 43448), (3344, 27155), (4180, 21724), (5431, 16720), (8360, 10862)]