78504800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 108

約数和(自身を含む): 210916188

約数和(自身を除く): 132411388

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 121, 160, 176, 200, 220, 242, 275, 352, 400, 440, 484, 550, 605, 800, 811, 880, 968, 1100, 1210, 1622, 1760, 1936, 2200, 2420, 3025, 3244, 3872, 4055, 4400, 4840, 6050, 6488, 8110, 8800, 8921, 9680, 12100, 12976, 16220, 17842, 19360, 20275, 24200, 25952, 32440, 35684, 40550, 44605, 48400, 64880, 71368, 81100, 89210, 96800, 98131, 129760, 142736, 162200, 178420, 196262, 223025, 285472, 324400, 356840, 392524, 446050, 490655, 648800, 713680, 785048, 892100, 981310, 1427360, 1570096, 1784200, 1962620, 2453275, 3140192, 3568400, 3925240, 4906550, 7136800, 7850480, 9813100, 15700960, 19626200, 39252400, 78504800]

約数ペア:

[(1, 78504800), (2, 39252400), (4, 19626200), (5, 15700960), (8, 9813100), (10, 7850480), (11, 7136800), (16, 4906550), (20, 3925240), (22, 3568400), (25, 3140192), (32, 2453275), (40, 1962620), (44, 1784200), (50, 1570096), (55, 1427360), (80, 981310), (88, 892100), (100, 785048), (110, 713680), (121, 648800), (160, 490655), (176, 446050), (200, 392524), (220, 356840), (242, 324400), (275, 285472), (352, 223025), (400, 196262), (440, 178420), (484, 162200), (550, 142736), (605, 129760), (800, 98131), (811, 96800), (880, 89210), (968, 81100), (1100, 71368), (1210, 64880), (1622, 48400), (1760, 44605), (1936, 40550), (2200, 35684), (2420, 32440), (3025, 25952), (3244, 24200), (3872, 20275), (4055, 19360), (4400, 17842), (4840, 16220), (6050, 12976), (6488, 12100), (8110, 9680), (8800, 8921)]