25756164

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 80693760

約数和(自身を除く): 54937596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 157, 186, 189, 196, 217, 252, 279, 294, 314, 372, 378, 434, 441, 471, 558, 588, 628, 651, 756, 837, 868, 882, 942, 1099, 1116, 1302, 1323, 1413, 1519, 1674, 1764, 1884, 1953, 2198, 2604, 2646, 2826, 3038, 3297, 3348, 3906, 4239, 4396, 4557, 4867, 5292, 5652, 5859, 6076, 6594, 7693, 7812, 8478, 9114, 9734, 9891, 11718, 13188, 13671, 14601, 15386, 16956, 18228, 19468, 19782, 23079, 23436, 27342, 29202, 29673, 30772, 34069, 39564, 41013, 43803, 46158, 54684, 58404, 59346, 68138, 69237, 82026, 87606, 92316, 102207, 118692, 131409, 136276, 138474, 164052, 175212, 204414, 207711, 238483, 262818, 276948, 306621, 408828, 415422, 476966, 525636, 613242, 715449, 830844, 919863, 953932, 1226484, 1430898, 1839726, 2146347, 2861796, 3679452, 4292694, 6439041, 8585388, 12878082, 25756164]

約数ペア:

[(1, 25756164), (2, 12878082), (3, 8585388), (4, 6439041), (6, 4292694), (7, 3679452), (9, 2861796), (12, 2146347), (14, 1839726), (18, 1430898), (21, 1226484), (27, 953932), (28, 919863), (31, 830844), (36, 715449), (42, 613242), (49, 525636), (54, 476966), (62, 415422), (63, 408828), (84, 306621), (93, 276948), (98, 262818), (108, 238483), (124, 207711), (126, 204414), (147, 175212), (157, 164052), (186, 138474), (189, 136276), (196, 131409), (217, 118692), (252, 102207), (279, 92316), (294, 87606), (314, 82026), (372, 69237), (378, 68138), (434, 59346), (441, 58404), (471, 54684), (558, 46158), (588, 43803), (628, 41013), (651, 39564), (756, 34069), (837, 30772), (868, 29673), (882, 29202), (942, 27342), (1099, 23436), (1116, 23079), (1302, 19782), (1323, 19468), (1413, 18228), (1519, 16956), (1674, 15386), (1764, 14601), (1884, 13671), (1953, 13188), (2198, 11718), (2604, 9891), (2646, 9734), (2826, 9114), (3038, 8478), (3297, 7812), (3348, 7693), (3906, 6594), (4239, 6076), (4396, 5859), (4557, 5652), (4867, 5292)]