81889944

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 209015040

約数和(自身を除く): 127125096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 157, 206, 211, 309, 314, 412, 422, 471, 618, 628, 633, 824, 844, 942, 1236, 1256, 1266, 1688, 1884, 2472, 2532, 3768, 5064, 16171, 21733, 32342, 33127, 43466, 48513, 64684, 65199, 66254, 86932, 97026, 99381, 129368, 130398, 132508, 173864, 194052, 198762, 260796, 265016, 388104, 397524, 521592, 795048, 3412081, 6824162, 10236243, 13648324, 20472486, 27296648, 40944972, 81889944]

約数ペア:

[(1, 81889944), (2, 40944972), (3, 27296648), (4, 20472486), (6, 13648324), (8, 10236243), (12, 6824162), (24, 3412081), (103, 795048), (157, 521592), (206, 397524), (211, 388104), (309, 265016), (314, 260796), (412, 198762), (422, 194052), (471, 173864), (618, 132508), (628, 130398), (633, 129368), (824, 99381), (844, 97026), (942, 86932), (1236, 66254), (1256, 65199), (1266, 64684), (1688, 48513), (1884, 43466), (2472, 33127), (2532, 32342), (3768, 21733), (5064, 16171)]