28652800

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:85

約数の個数: 162

約数和(自身を含む): 80060414

約数和(自身を除く): 51407614

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 64, 74, 80, 88, 100, 110, 121, 128, 148, 160, 176, 185, 200, 220, 242, 256, 275, 296, 320, 352, 370, 400, 407, 440, 484, 550, 592, 605, 640, 704, 740, 800, 814, 880, 925, 968, 1100, 1184, 1210, 1280, 1408, 1480, 1600, 1628, 1760, 1850, 1936, 2035, 2200, 2368, 2420, 2816, 2960, 3025, 3200, 3256, 3520, 3700, 3872, 4070, 4400, 4477, 4736, 4840, 5920, 6050, 6400, 6512, 7040, 7400, 7744, 8140, 8800, 8954, 9472, 9680, 10175, 11840, 12100, 13024, 14080, 14800, 15488, 16280, 17600, 17908, 19360, 20350, 22385, 23680, 24200, 26048, 29600, 30976, 32560, 35200, 35816, 38720, 40700, 44770, 47360, 48400, 52096, 59200, 65120, 70400, 71632, 77440, 81400, 89540, 96800, 104192, 111925, 118400, 130240, 143264, 154880, 162800, 179080, 193600, 223850, 236800, 260480, 286528, 325600, 358160, 387200, 447700, 520960, 573056, 651200, 716320, 774400, 895400, 1146112, 1302400, 1432640, 1790800, 2604800, 2865280, 3581600, 5730560, 7163200, 14326400, 28652800]

約数ペア:

[(1, 28652800), (2, 14326400), (4, 7163200), (5, 5730560), (8, 3581600), (10, 2865280), (11, 2604800), (16, 1790800), (20, 1432640), (22, 1302400), (25, 1146112), (32, 895400), (37, 774400), (40, 716320), (44, 651200), (50, 573056), (55, 520960), (64, 447700), (74, 387200), (80, 358160), (88, 325600), (100, 286528), (110, 260480), (121, 236800), (128, 223850), (148, 193600), (160, 179080), (176, 162800), (185, 154880), (200, 143264), (220, 130240), (242, 118400), (256, 111925), (275, 104192), (296, 96800), (320, 89540), (352, 81400), (370, 77440), (400, 71632), (407, 70400), (440, 65120), (484, 59200), (550, 52096), (592, 48400), (605, 47360), (640, 44770), (704, 40700), (740, 38720), (800, 35816), (814, 35200), (880, 32560), (925, 30976), (968, 29600), (1100, 26048), (1184, 24200), (1210, 23680), (1280, 22385), (1408, 20350), (1480, 19360), (1600, 17908), (1628, 17600), (1760, 16280), (1850, 15488), (1936, 14800), (2035, 14080), (2200, 13024), (2368, 12100), (2420, 11840), (2816, 10175), (2960, 9680), (3025, 9472), (3200, 8954), (3256, 8800), (3520, 8140), (3700, 7744), (3872, 7400), (4070, 7040), (4400, 6512), (4477, 6400), (4736, 6050), (4840, 5920)]