78003640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1049}}^1$

素因数の和:1097

約数の個数: 96

約数和(自身を含む): 207522000

約数和(自身を除く): 129518360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 169, 220, 260, 286, 338, 440, 520, 572, 676, 715, 845, 1049, 1144, 1352, 1430, 1690, 1859, 2098, 2860, 3380, 3718, 4196, 5245, 5720, 6760, 7436, 8392, 9295, 10490, 11539, 13637, 14872, 18590, 20980, 23078, 27274, 37180, 41960, 46156, 54548, 57695, 68185, 74360, 92312, 109096, 115390, 136370, 150007, 177281, 230780, 272740, 300014, 354562, 461560, 545480, 600028, 709124, 750035, 886405, 1200056, 1418248, 1500070, 1772810, 1950091, 3000140, 3545620, 3900182, 6000280, 7091240, 7800364, 9750455, 15600728, 19500910, 39001820, 78003640]

約数ペア:

[(1, 78003640), (2, 39001820), (4, 19500910), (5, 15600728), (8, 9750455), (10, 7800364), (11, 7091240), (13, 6000280), (20, 3900182), (22, 3545620), (26, 3000140), (40, 1950091), (44, 1772810), (52, 1500070), (55, 1418248), (65, 1200056), (88, 886405), (104, 750035), (110, 709124), (130, 600028), (143, 545480), (169, 461560), (220, 354562), (260, 300014), (286, 272740), (338, 230780), (440, 177281), (520, 150007), (572, 136370), (676, 115390), (715, 109096), (845, 92312), (1049, 74360), (1144, 68185), (1352, 57695), (1430, 54548), (1690, 46156), (1859, 41960), (2098, 37180), (2860, 27274), (3380, 23078), (3718, 20980), (4196, 18590), (5245, 14872), (5720, 13637), (6760, 11539), (7436, 10490), (8392, 9295)]