87791200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 249921504

約数和(自身を除く): 162130304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 160, 175, 200, 224, 244, 257, 280, 305, 350, 400, 427, 488, 514, 560, 610, 700, 800, 854, 976, 1028, 1120, 1220, 1285, 1400, 1525, 1708, 1799, 1952, 2056, 2135, 2440, 2570, 2800, 3050, 3416, 3598, 4112, 4270, 4880, 5140, 5600, 6100, 6425, 6832, 7196, 8224, 8540, 8995, 9760, 10280, 10675, 12200, 12850, 13664, 14392, 15677, 17080, 17990, 20560, 21350, 24400, 25700, 28784, 31354, 34160, 35980, 41120, 42700, 44975, 48800, 51400, 57568, 62708, 68320, 71960, 78385, 85400, 89950, 102800, 109739, 125416, 143920, 156770, 170800, 179900, 205600, 219478, 250832, 287840, 313540, 341600, 359800, 391925, 438956, 501664, 548695, 627080, 719600, 783850, 877912, 1097390, 1254160, 1439200, 1567700, 1755824, 2194780, 2508320, 2743475, 3135400, 3511648, 4389560, 5486950, 6270800, 8779120, 10973900, 12541600, 17558240, 21947800, 43895600, 87791200]

約数ペア:

[(1, 87791200), (2, 43895600), (4, 21947800), (5, 17558240), (7, 12541600), (8, 10973900), (10, 8779120), (14, 6270800), (16, 5486950), (20, 4389560), (25, 3511648), (28, 3135400), (32, 2743475), (35, 2508320), (40, 2194780), (50, 1755824), (56, 1567700), (61, 1439200), (70, 1254160), (80, 1097390), (100, 877912), (112, 783850), (122, 719600), (140, 627080), (160, 548695), (175, 501664), (200, 438956), (224, 391925), (244, 359800), (257, 341600), (280, 313540), (305, 287840), (350, 250832), (400, 219478), (427, 205600), (488, 179900), (514, 170800), (560, 156770), (610, 143920), (700, 125416), (800, 109739), (854, 102800), (976, 89950), (1028, 85400), (1120, 78385), (1220, 71960), (1285, 68320), (1400, 62708), (1525, 57568), (1708, 51400), (1799, 48800), (1952, 44975), (2056, 42700), (2135, 41120), (2440, 35980), (2570, 34160), (2800, 31354), (3050, 28784), (3416, 25700), (3598, 24400), (4112, 21350), (4270, 20560), (4880, 17990), (5140, 17080), (5600, 15677), (6100, 14392), (6425, 13664), (6832, 12850), (7196, 12200), (8224, 10675), (8540, 10280), (8995, 9760)]