51091600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:353

約数の個数: 120

約数和(自身を含む): 142812288

約数和(自身を除く): 91720688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 175, 200, 257, 280, 284, 350, 355, 400, 497, 514, 560, 568, 700, 710, 994, 1028, 1136, 1285, 1400, 1420, 1775, 1799, 1988, 2056, 2485, 2570, 2800, 2840, 3550, 3598, 3976, 4112, 4970, 5140, 5680, 6425, 7100, 7196, 7952, 8995, 9940, 10280, 12425, 12850, 14200, 14392, 17990, 18247, 19880, 20560, 24850, 25700, 28400, 28784, 35980, 36494, 39760, 44975, 49700, 51400, 71960, 72988, 89950, 91235, 99400, 102800, 127729, 143920, 145976, 179900, 182470, 198800, 255458, 291952, 359800, 364940, 456175, 510916, 638645, 719600, 729880, 912350, 1021832, 1277290, 1459760, 1824700, 2043664, 2554580, 3193225, 3649400, 5109160, 6386450, 7298800, 10218320, 12772900, 25545800, 51091600]

約数ペア:

[(1, 51091600), (2, 25545800), (4, 12772900), (5, 10218320), (7, 7298800), (8, 6386450), (10, 5109160), (14, 3649400), (16, 3193225), (20, 2554580), (25, 2043664), (28, 1824700), (35, 1459760), (40, 1277290), (50, 1021832), (56, 912350), (70, 729880), (71, 719600), (80, 638645), (100, 510916), (112, 456175), (140, 364940), (142, 359800), (175, 291952), (200, 255458), (257, 198800), (280, 182470), (284, 179900), (350, 145976), (355, 143920), (400, 127729), (497, 102800), (514, 99400), (560, 91235), (568, 89950), (700, 72988), (710, 71960), (994, 51400), (1028, 49700), (1136, 44975), (1285, 39760), (1400, 36494), (1420, 35980), (1775, 28784), (1799, 28400), (1988, 25700), (2056, 24850), (2485, 20560), (2570, 19880), (2800, 18247), (2840, 17990), (3550, 14392), (3598, 14200), (3976, 12850), (4112, 12425), (4970, 10280), (5140, 9940), (5680, 8995), (6425, 7952), (7100, 7196)]