87651850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 205861824

約数和(自身を除く): 118209974

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 41, 46, 50, 55, 65, 82, 110, 115, 130, 143, 169, 205, 230, 253, 275, 286, 299, 325, 338, 410, 451, 506, 533, 550, 575, 598, 650, 715, 845, 902, 943, 1025, 1066, 1150, 1265, 1430, 1495, 1690, 1859, 1886, 2050, 2255, 2530, 2665, 2990, 3289, 3575, 3718, 3887, 4225, 4510, 4715, 5330, 5863, 6325, 6578, 6929, 7150, 7475, 7774, 8450, 9295, 9430, 10373, 11275, 11726, 12259, 12650, 13325, 13858, 14950, 16445, 18590, 19435, 20746, 22550, 23575, 24518, 26650, 29315, 32890, 34645, 38870, 42757, 46475, 47150, 51865, 58630, 61295, 69290, 76219, 82225, 85514, 92950, 97175, 103730, 122590, 134849, 146575, 152438, 159367, 164450, 173225, 194350, 213785, 259325, 269698, 293150, 306475, 318734, 346450, 381095, 427570, 518650, 612950, 674245, 762190, 796835, 1068925, 1348490, 1593670, 1753037, 1905475, 2137850, 3371225, 3506074, 3810950, 3984175, 6742450, 7968350, 8765185, 17530370, 43825925, 87651850]

約数ペア:

[(1, 87651850), (2, 43825925), (5, 17530370), (10, 8765185), (11, 7968350), (13, 6742450), (22, 3984175), (23, 3810950), (25, 3506074), (26, 3371225), (41, 2137850), (46, 1905475), (50, 1753037), (55, 1593670), (65, 1348490), (82, 1068925), (110, 796835), (115, 762190), (130, 674245), (143, 612950), (169, 518650), (205, 427570), (230, 381095), (253, 346450), (275, 318734), (286, 306475), (299, 293150), (325, 269698), (338, 259325), (410, 213785), (451, 194350), (506, 173225), (533, 164450), (550, 159367), (575, 152438), (598, 146575), (650, 134849), (715, 122590), (845, 103730), (902, 97175), (943, 92950), (1025, 85514), (1066, 82225), (1150, 76219), (1265, 69290), (1430, 61295), (1495, 58630), (1690, 51865), (1859, 47150), (1886, 46475), (2050, 42757), (2255, 38870), (2530, 34645), (2665, 32890), (2990, 29315), (3289, 26650), (3575, 24518), (3718, 23575), (3887, 22550), (4225, 20746), (4510, 19435), (4715, 18590), (5330, 16445), (5863, 14950), (6325, 13858), (6578, 13325), (6929, 12650), (7150, 12259), (7475, 11726), (7774, 11275), (8450, 10373), (9295, 9430)]