51494560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1350

約数の個数: 96

約数和(自身を含む): 138015360

約数和(自身を除く): 86520800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1303, 1520, 1976, 2080, 2470, 2606, 3040, 3952, 4940, 5212, 6515, 7904, 9880, 10424, 13030, 16939, 19760, 20848, 24757, 26060, 33878, 39520, 41696, 49514, 52120, 67756, 84695, 99028, 104240, 123785, 135512, 169390, 198056, 208480, 247570, 271024, 321841, 338780, 396112, 495140, 542048, 643682, 677560, 792224, 990280, 1287364, 1355120, 1609205, 1980560, 2574728, 2710240, 3218410, 3961120, 5149456, 6436820, 10298912, 12873640, 25747280, 51494560]

約数ペア:

[(1, 51494560), (2, 25747280), (4, 12873640), (5, 10298912), (8, 6436820), (10, 5149456), (13, 3961120), (16, 3218410), (19, 2710240), (20, 2574728), (26, 1980560), (32, 1609205), (38, 1355120), (40, 1287364), (52, 990280), (65, 792224), (76, 677560), (80, 643682), (95, 542048), (104, 495140), (130, 396112), (152, 338780), (160, 321841), (190, 271024), (208, 247570), (247, 208480), (260, 198056), (304, 169390), (380, 135512), (416, 123785), (494, 104240), (520, 99028), (608, 84695), (760, 67756), (988, 52120), (1040, 49514), (1235, 41696), (1303, 39520), (1520, 33878), (1976, 26060), (2080, 24757), (2470, 20848), (2606, 19760), (3040, 16939), (3952, 13030), (4940, 10424), (5212, 9880), (6515, 7904)]