71920415

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 108057600

約数和(自身を除く): 36137185

約数列:

[1, 5, 7, 19, 35, 37, 79, 95, 133, 185, 259, 395, 553, 665, 703, 1295, 1369, 1501, 2765, 2923, 3515, 4921, 6845, 7505, 9583, 10507, 14615, 20461, 24605, 26011, 47915, 52535, 55537, 102305, 108151, 130055, 182077, 277685, 388759, 540755, 757057, 910385, 1943795, 2054869, 3785285, 10274345, 14384083, 71920415]

約数ペア:

[(1, 71920415), (5, 14384083), (7, 10274345), (19, 3785285), (35, 2054869), (37, 1943795), (79, 910385), (95, 757057), (133, 540755), (185, 388759), (259, 277685), (395, 182077), (553, 130055), (665, 108151), (703, 102305), (1295, 55537), (1369, 52535), (1501, 47915), (2765, 26011), (2923, 24605), (3515, 20461), (4921, 14615), (6845, 10507), (7505, 9583)]