78200980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 198414720

約数和(自身を除く): 120213740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 37, 44, 52, 55, 65, 74, 110, 130, 143, 148, 185, 220, 260, 286, 370, 407, 481, 572, 715, 739, 740, 814, 962, 1430, 1478, 1628, 1924, 2035, 2405, 2860, 2956, 3695, 4070, 4810, 5291, 7390, 8129, 8140, 9607, 9620, 10582, 14780, 16258, 19214, 21164, 26455, 27343, 32516, 38428, 40645, 48035, 52910, 54686, 81290, 96070, 105677, 105820, 109372, 136715, 162580, 192140, 211354, 273430, 300773, 355459, 422708, 528385, 546860, 601546, 710918, 1056770, 1203092, 1421836, 1503865, 1777295, 2113540, 3007730, 3554590, 3910049, 6015460, 7109180, 7820098, 15640196, 19550245, 39100490, 78200980]

約数ペア:

[(1, 78200980), (2, 39100490), (4, 19550245), (5, 15640196), (10, 7820098), (11, 7109180), (13, 6015460), (20, 3910049), (22, 3554590), (26, 3007730), (37, 2113540), (44, 1777295), (52, 1503865), (55, 1421836), (65, 1203092), (74, 1056770), (110, 710918), (130, 601546), (143, 546860), (148, 528385), (185, 422708), (220, 355459), (260, 300773), (286, 273430), (370, 211354), (407, 192140), (481, 162580), (572, 136715), (715, 109372), (739, 105820), (740, 105677), (814, 96070), (962, 81290), (1430, 54686), (1478, 52910), (1628, 48035), (1924, 40645), (2035, 38428), (2405, 32516), (2860, 27343), (2956, 26455), (3695, 21164), (4070, 19214), (4810, 16258), (5291, 14780), (7390, 10582), (8129, 9620), (8140, 9607)]