73423780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 157280256

約数和(自身を除く): 83856476

約数列:

[1, 2, 4, 5, 10, 20, 127, 137, 211, 254, 274, 422, 508, 548, 635, 685, 844, 1055, 1270, 1370, 2110, 2540, 2740, 4220, 17399, 26797, 28907, 34798, 53594, 57814, 69596, 86995, 107188, 115628, 133985, 144535, 173990, 267970, 289070, 347980, 535940, 578140, 3671189, 7342378, 14684756, 18355945, 36711890, 73423780]

約数ペア:

[(1, 73423780), (2, 36711890), (4, 18355945), (5, 14684756), (10, 7342378), (20, 3671189), (127, 578140), (137, 535940), (211, 347980), (254, 289070), (274, 267970), (422, 173990), (508, 144535), (548, 133985), (635, 115628), (685, 107188), (844, 86995), (1055, 69596), (1270, 57814), (1370, 53594), (2110, 34798), (2540, 28907), (2740, 26797), (4220, 17399)]