79811600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 225462132

約数和(自身を除く): 145650532

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 80, 85, 88, 97, 100, 110, 121, 136, 170, 176, 187, 194, 200, 220, 242, 272, 275, 340, 374, 388, 400, 425, 440, 484, 485, 550, 605, 680, 748, 776, 850, 880, 935, 968, 970, 1067, 1100, 1210, 1360, 1496, 1552, 1649, 1700, 1870, 1936, 1940, 2057, 2134, 2200, 2420, 2425, 2992, 3025, 3298, 3400, 3740, 3880, 4114, 4268, 4400, 4675, 4840, 4850, 5335, 6050, 6596, 6800, 7480, 7760, 8228, 8245, 8536, 9350, 9680, 9700, 10285, 10670, 11737, 12100, 13192, 14960, 16456, 16490, 17072, 18139, 18700, 19400, 20570, 21340, 23474, 24200, 26384, 26675, 32912, 32980, 36278, 37400, 38800, 41140, 41225, 42680, 46948, 48400, 51425, 53350, 58685, 65960, 72556, 74800, 82280, 82450, 85360, 90695, 93896, 102850, 106700, 117370, 131920, 145112, 164560, 164900, 181390, 187792, 199529, 205700, 213400, 234740, 290224, 293425, 329800, 362780, 399058, 411400, 426800, 453475, 469480, 586850, 659600, 725560, 798116, 822800, 906950, 938960, 997645, 1173700, 1451120, 1596232, 1813900, 1995290, 2347400, 3192464, 3627800, 3990580, 4694800, 4988225, 7255600, 7981160, 9976450, 15962320, 19952900, 39905800, 79811600]

約数ペア:

[(1, 79811600), (2, 39905800), (4, 19952900), (5, 15962320), (8, 9976450), (10, 7981160), (11, 7255600), (16, 4988225), (17, 4694800), (20, 3990580), (22, 3627800), (25, 3192464), (34, 2347400), (40, 1995290), (44, 1813900), (50, 1596232), (55, 1451120), (68, 1173700), (80, 997645), (85, 938960), (88, 906950), (97, 822800), (100, 798116), (110, 725560), (121, 659600), (136, 586850), (170, 469480), (176, 453475), (187, 426800), (194, 411400), (200, 399058), (220, 362780), (242, 329800), (272, 293425), (275, 290224), (340, 234740), (374, 213400), (388, 205700), (400, 199529), (425, 187792), (440, 181390), (484, 164900), (485, 164560), (550, 145112), (605, 131920), (680, 117370), (748, 106700), (776, 102850), (850, 93896), (880, 90695), (935, 85360), (968, 82450), (970, 82280), (1067, 74800), (1100, 72556), (1210, 65960), (1360, 58685), (1496, 53350), (1552, 51425), (1649, 48400), (1700, 46948), (1870, 42680), (1936, 41225), (1940, 41140), (2057, 38800), (2134, 37400), (2200, 36278), (2420, 32980), (2425, 32912), (2992, 26675), (3025, 26384), (3298, 24200), (3400, 23474), (3740, 21340), (3880, 20570), (4114, 19400), (4268, 18700), (4400, 18139), (4675, 17072), (4840, 16490), (4850, 16456), (5335, 14960), (6050, 13192), (6596, 12100), (6800, 11737), (7480, 10670), (7760, 10285), (8228, 9700), (8245, 9680), (8536, 9350)]