27720246580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1097}}^1\times {\mathrm{5717}}^1$

素因数の和:6853

約数の個数: 96

約数和(自身を含む): 66450204576

約数和(自身を除く): 38729957996

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1097, 1105, 2194, 2210, 4388, 4420, 5485, 5717, 10970, 11434, 14261, 18649, 21940, 22868, 28522, 28585, 37298, 57044, 57170, 71305, 74321, 74596, 93245, 97189, 114340, 142610, 148642, 186490, 194378, 242437, 285220, 297284, 371605, 372980, 388756, 484874, 485945, 743210, 969748, 971890, 1212185, 1263457, 1486420, 1943780, 2424370, 2526914, 4848740, 5053828, 6271549, 6317285, 12543098, 12634570, 25086196, 25269140, 31357745, 62715490, 81530137, 106616333, 125430980, 163060274, 213232666, 326120548, 407650685, 426465332, 533081665, 815301370, 1066163330, 1386012329, 1630602740, 2132326660, 2772024658, 5544049316, 6930061645, 13860123290, 27720246580]

約数ペア:

[(1, 27720246580), (2, 13860123290), (4, 6930061645), (5, 5544049316), (10, 2772024658), (13, 2132326660), (17, 1630602740), (20, 1386012329), (26, 1066163330), (34, 815301370), (52, 533081665), (65, 426465332), (68, 407650685), (85, 326120548), (130, 213232666), (170, 163060274), (221, 125430980), (260, 106616333), (340, 81530137), (442, 62715490), (884, 31357745), (1097, 25269140), (1105, 25086196), (2194, 12634570), (2210, 12543098), (4388, 6317285), (4420, 6271549), (5485, 5053828), (5717, 4848740), (10970, 2526914), (11434, 2424370), (14261, 1943780), (18649, 1486420), (21940, 1263457), (22868, 1212185), (28522, 971890), (28585, 969748), (37298, 743210), (57044, 485945), (57170, 484874), (71305, 388756), (74321, 372980), (74596, 371605), (93245, 297284), (97189, 285220), (114340, 242437), (142610, 194378), (148642, 186490)]