81393950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1783}}^1$

素因数の和:1889

約数の個数: 48

約数和(自身を含む): 167239296

約数和(自身を除く): 85845346

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 83, 110, 166, 275, 415, 550, 830, 913, 1783, 1826, 2075, 3566, 4150, 4565, 8915, 9130, 17830, 19613, 22825, 39226, 44575, 45650, 89150, 98065, 147989, 196130, 295978, 490325, 739945, 980650, 1479890, 1627879, 3255758, 3699725, 7399450, 8139395, 16278790, 40696975, 81393950]

約数ペア:

[(1, 81393950), (2, 40696975), (5, 16278790), (10, 8139395), (11, 7399450), (22, 3699725), (25, 3255758), (50, 1627879), (55, 1479890), (83, 980650), (110, 739945), (166, 490325), (275, 295978), (415, 196130), (550, 147989), (830, 98065), (913, 89150), (1783, 45650), (1826, 44575), (2075, 39226), (3566, 22825), (4150, 19613), (4565, 17830), (8915, 9130)]