254123590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 534159360

約数和(自身を除く): 280035770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 191, 229, 382, 415, 458, 581, 830, 955, 1145, 1162, 1337, 1603, 1910, 2290, 2674, 2905, 3206, 5810, 6685, 8015, 13370, 15853, 16030, 19007, 31706, 38014, 43739, 79265, 87478, 95035, 110971, 133049, 158530, 190070, 218695, 221942, 266098, 306173, 437390, 554855, 612346, 665245, 1109710, 1330490, 1530865, 3061730, 3630337, 7260674, 18151685, 25412359, 36303370, 50824718, 127061795, 254123590]

約数ペア:

[(1, 254123590), (2, 127061795), (5, 50824718), (7, 36303370), (10, 25412359), (14, 18151685), (35, 7260674), (70, 3630337), (83, 3061730), (166, 1530865), (191, 1330490), (229, 1109710), (382, 665245), (415, 612346), (458, 554855), (581, 437390), (830, 306173), (955, 266098), (1145, 221942), (1162, 218695), (1337, 190070), (1603, 158530), (1910, 133049), (2290, 110971), (2674, 95035), (2905, 87478), (3206, 79265), (5810, 43739), (6685, 38014), (8015, 31706), (13370, 19007), (15853, 16030)]