80986950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{16361}}^1$

素因数の和:16390

約数の個数: 72

約数和(自身を含む): 237379896

約数和(自身を除く): 156392946

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4950, 16361, 32722, 49083, 81805, 98166, 147249, 163610, 179971, 245415, 294498, 359942, 409025, 490830, 539913, 736245, 818050, 899855, 1079826, 1227075, 1472490, 1619739, 1799710, 2454150, 2699565, 3239478, 3681225, 4499275, 5399130, 7362450, 8098695, 8998550, 13497825, 16197390, 26995650, 40493475, 80986950]

約数ペア:

[(1, 80986950), (2, 40493475), (3, 26995650), (5, 16197390), (6, 13497825), (9, 8998550), (10, 8098695), (11, 7362450), (15, 5399130), (18, 4499275), (22, 3681225), (25, 3239478), (30, 2699565), (33, 2454150), (45, 1799710), (50, 1619739), (55, 1472490), (66, 1227075), (75, 1079826), (90, 899855), (99, 818050), (110, 736245), (150, 539913), (165, 490830), (198, 409025), (225, 359942), (275, 294498), (330, 245415), (450, 179971), (495, 163610), (550, 147249), (825, 98166), (990, 81805), (1650, 49083), (2475, 32722), (4950, 16361)]