90271132

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 193052160

約数和(自身を除く): 102781028

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 83, 98, 124, 166, 179, 196, 217, 332, 358, 434, 581, 716, 868, 1162, 1253, 1519, 2324, 2506, 2573, 3038, 4067, 5012, 5146, 5549, 6076, 8134, 8771, 10292, 11098, 14857, 16268, 17542, 18011, 22196, 29714, 35084, 36022, 38843, 59428, 72044, 77686, 103999, 126077, 155372, 207998, 252154, 271901, 415996, 460567, 504308, 543802, 727993, 921134, 1087604, 1455986, 1842268, 2911972, 3223969, 6447938, 12895876, 22567783, 45135566, 90271132]

約数ペア:

[(1, 90271132), (2, 45135566), (4, 22567783), (7, 12895876), (14, 6447938), (28, 3223969), (31, 2911972), (49, 1842268), (62, 1455986), (83, 1087604), (98, 921134), (124, 727993), (166, 543802), (179, 504308), (196, 460567), (217, 415996), (332, 271901), (358, 252154), (434, 207998), (581, 155372), (716, 126077), (868, 103999), (1162, 77686), (1253, 72044), (1519, 59428), (2324, 38843), (2506, 36022), (2573, 35084), (3038, 29714), (4067, 22196), (5012, 18011), (5146, 17542), (5549, 16268), (6076, 14857), (8134, 11098), (8771, 10292)]