28585536856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 59653661760

約数和(自身を除く): 31068124904

約数列:

[1, 2, 4, 8, 17, 34, 41, 53, 68, 82, 106, 136, 164, 197, 212, 328, 394, 424, 491, 697, 788, 901, 982, 1394, 1576, 1802, 1964, 2173, 2788, 3349, 3604, 3928, 4346, 5576, 6698, 7208, 8077, 8347, 8692, 10441, 13396, 16154, 16694, 17384, 20131, 20882, 26023, 26792, 32308, 33388, 36941, 40262, 41764, 52046, 64616, 66776, 73882, 80524, 83528, 96727, 104092, 137309, 147764, 161048, 177497, 193454, 208184, 274618, 295528, 342227, 354994, 386908, 428081, 442391, 549236, 684454, 709988, 773816, 856162, 884782, 1066943, 1098472, 1368908, 1419976, 1644359, 1712324, 1769564, 2133886, 2737816, 3288718, 3424648, 3539128, 3965807, 4267772, 5126531, 6577436, 7277377, 7931614, 8535544, 10253062, 13154872, 14554754, 15863228, 18138031, 20506124, 29109508, 31726456, 36276062, 41012248, 58219016, 67418719, 72552124, 87151027, 134837438, 145104248, 174302054, 210187771, 269674876, 348604108, 420375542, 539349752, 697208216, 840751084, 1681502168, 3573192107, 7146384214, 14292768428, 28585536856]

約数ペア:

[(1, 28585536856), (2, 14292768428), (4, 7146384214), (8, 3573192107), (17, 1681502168), (34, 840751084), (41, 697208216), (53, 539349752), (68, 420375542), (82, 348604108), (106, 269674876), (136, 210187771), (164, 174302054), (197, 145104248), (212, 134837438), (328, 87151027), (394, 72552124), (424, 67418719), (491, 58219016), (697, 41012248), (788, 36276062), (901, 31726456), (982, 29109508), (1394, 20506124), (1576, 18138031), (1802, 15863228), (1964, 14554754), (2173, 13154872), (2788, 10253062), (3349, 8535544), (3604, 7931614), (3928, 7277377), (4346, 6577436), (5576, 5126531), (6698, 4267772), (7208, 3965807), (8077, 3539128), (8347, 3424648), (8692, 3288718), (10441, 2737816), (13396, 2133886), (16154, 1769564), (16694, 1712324), (17384, 1644359), (20131, 1419976), (20882, 1368908), (26023, 1098472), (26792, 1066943), (32308, 884782), (33388, 856162), (36941, 773816), (40262, 709988), (41764, 684454), (52046, 549236), (64616, 442391), (66776, 428081), (73882, 386908), (80524, 354994), (83528, 342227), (96727, 295528), (104092, 274618), (137309, 208184), (147764, 193454), (161048, 177497)]