75681980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{743}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 173988864

約数和(自身を除く): 98306884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 463, 743, 926, 1486, 1852, 2315, 2972, 3715, 4630, 5093, 7430, 8173, 9260, 10186, 14860, 16346, 20372, 25465, 32692, 40865, 50930, 81730, 101860, 163460, 344009, 688018, 1376036, 1720045, 3440090, 3784099, 6880180, 7568198, 15136396, 18920495, 37840990, 75681980]

約数ペア:

[(1, 75681980), (2, 37840990), (4, 18920495), (5, 15136396), (10, 7568198), (11, 6880180), (20, 3784099), (22, 3440090), (44, 1720045), (55, 1376036), (110, 688018), (220, 344009), (463, 163460), (743, 101860), (926, 81730), (1486, 50930), (1852, 40865), (2315, 32692), (2972, 25465), (3715, 20372), (4630, 16346), (5093, 14860), (7430, 10186), (8173, 9260)]