71091730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 138257280

約数和(自身を除く): 67165550

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 361, 419, 470, 722, 838, 893, 1786, 1805, 2095, 3610, 4190, 4465, 7961, 8930, 15922, 16967, 19693, 33934, 39386, 39805, 79610, 84835, 98465, 151259, 169670, 196930, 302518, 374167, 748334, 756295, 1512590, 1870835, 3741670, 7109173, 14218346, 35545865, 71091730]

約数ペア:

[(1, 71091730), (2, 35545865), (5, 14218346), (10, 7109173), (19, 3741670), (38, 1870835), (47, 1512590), (94, 756295), (95, 748334), (190, 374167), (235, 302518), (361, 196930), (419, 169670), (470, 151259), (722, 98465), (838, 84835), (893, 79610), (1786, 39805), (1805, 39386), (2095, 33934), (3610, 19693), (4190, 16967), (4465, 15922), (7961, 8930)]