181900528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 392832000

約数和(自身を除く): 210931472

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 47, 58, 76, 94, 116, 152, 188, 232, 304, 376, 439, 464, 551, 752, 878, 893, 1102, 1363, 1756, 1786, 2204, 2726, 3512, 3572, 4408, 5452, 7024, 7144, 8341, 8816, 10904, 12731, 14288, 16682, 20633, 21808, 25462, 25897, 33364, 41266, 50924, 51794, 66728, 82532, 101848, 103588, 133456, 165064, 203696, 207176, 241889, 330128, 392027, 414352, 483778, 598357, 784054, 967556, 1196714, 1568108, 1935112, 2393428, 3136216, 3870224, 4786856, 6272432, 9573712, 11368783, 22737566, 45475132, 90950264, 181900528]

約数ペア:

[(1, 181900528), (2, 90950264), (4, 45475132), (8, 22737566), (16, 11368783), (19, 9573712), (29, 6272432), (38, 4786856), (47, 3870224), (58, 3136216), (76, 2393428), (94, 1935112), (116, 1568108), (152, 1196714), (188, 967556), (232, 784054), (304, 598357), (376, 483778), (439, 414352), (464, 392027), (551, 330128), (752, 241889), (878, 207176), (893, 203696), (1102, 165064), (1363, 133456), (1756, 103588), (1786, 101848), (2204, 82532), (2726, 66728), (3512, 51794), (3572, 50924), (4408, 41266), (5452, 33364), (7024, 25897), (7144, 25462), (8341, 21808), (8816, 20633), (10904, 16682), (12731, 14288)]