72838480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6367}}^1$

素因数の和:6404

約数の個数: 80

約数和(自身を含む): 198987264

約数和(自身を除く): 126148784

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 6367, 11440, 12734, 25468, 31835, 50936, 63670, 70037, 82771, 101872, 127340, 140074, 165542, 254680, 280148, 331084, 350185, 413855, 509360, 560296, 662168, 700370, 827710, 910481, 1120592, 1324336, 1400740, 1655420, 1820962, 2801480, 3310840, 3641924, 4552405, 5602960, 6621680, 7283848, 9104810, 14567696, 18209620, 36419240, 72838480]

約数ペア:

[(1, 72838480), (2, 36419240), (4, 18209620), (5, 14567696), (8, 9104810), (10, 7283848), (11, 6621680), (13, 5602960), (16, 4552405), (20, 3641924), (22, 3310840), (26, 2801480), (40, 1820962), (44, 1655420), (52, 1400740), (55, 1324336), (65, 1120592), (80, 910481), (88, 827710), (104, 700370), (110, 662168), (130, 560296), (143, 509360), (176, 413855), (208, 350185), (220, 331084), (260, 280148), (286, 254680), (440, 165542), (520, 140074), (572, 127340), (715, 101872), (880, 82771), (1040, 70037), (1144, 63670), (1430, 50936), (2288, 31835), (2860, 25468), (5720, 12734), (6367, 11440)]