80781600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:467

約数の個数: 144

約数和(自身を含む): 266420448

約数和(自身を除く): 185638848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 97, 100, 120, 150, 160, 194, 200, 240, 291, 300, 347, 388, 400, 480, 485, 582, 600, 694, 776, 800, 970, 1041, 1164, 1200, 1388, 1455, 1552, 1735, 1940, 2082, 2328, 2400, 2425, 2776, 2910, 3104, 3470, 3880, 4164, 4656, 4850, 5205, 5552, 5820, 6940, 7275, 7760, 8328, 8675, 9312, 9700, 10410, 11104, 11640, 13880, 14550, 15520, 16656, 17350, 19400, 20820, 23280, 26025, 27760, 29100, 33312, 33659, 34700, 38800, 41640, 46560, 52050, 55520, 58200, 67318, 69400, 77600, 83280, 100977, 104100, 116400, 134636, 138800, 166560, 168295, 201954, 208200, 232800, 269272, 277600, 336590, 403908, 416400, 504885, 538544, 673180, 807816, 832800, 841475, 1009770, 1077088, 1346360, 1615632, 1682950, 2019540, 2524425, 2692720, 3231264, 3365900, 4039080, 5048850, 5385440, 6731800, 8078160, 10097700, 13463600, 16156320, 20195400, 26927200, 40390800, 80781600]

約数ペア:

[(1, 80781600), (2, 40390800), (3, 26927200), (4, 20195400), (5, 16156320), (6, 13463600), (8, 10097700), (10, 8078160), (12, 6731800), (15, 5385440), (16, 5048850), (20, 4039080), (24, 3365900), (25, 3231264), (30, 2692720), (32, 2524425), (40, 2019540), (48, 1682950), (50, 1615632), (60, 1346360), (75, 1077088), (80, 1009770), (96, 841475), (97, 832800), (100, 807816), (120, 673180), (150, 538544), (160, 504885), (194, 416400), (200, 403908), (240, 336590), (291, 277600), (300, 269272), (347, 232800), (388, 208200), (400, 201954), (480, 168295), (485, 166560), (582, 138800), (600, 134636), (694, 116400), (776, 104100), (800, 100977), (970, 83280), (1041, 77600), (1164, 69400), (1200, 67318), (1388, 58200), (1455, 55520), (1552, 52050), (1735, 46560), (1940, 41640), (2082, 38800), (2328, 34700), (2400, 33659), (2425, 33312), (2776, 29100), (2910, 27760), (3104, 26025), (3470, 23280), (3880, 20820), (4164, 19400), (4656, 17350), (4850, 16656), (5205, 15520), (5552, 14550), (5820, 13880), (6940, 11640), (7275, 11104), (7760, 10410), (8328, 9700), (8675, 9312)]