74356815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 136442880

約数和(自身を除く): 62086065

約数列:

[1, 3, 5, 13, 15, 23, 39, 59, 65, 69, 115, 177, 195, 281, 295, 299, 345, 767, 843, 885, 897, 1357, 1405, 1495, 2301, 3653, 3835, 4071, 4215, 4485, 6463, 6785, 10959, 11505, 16579, 17641, 18265, 19389, 20355, 32315, 49737, 52923, 54795, 82895, 84019, 88205, 96945, 215527, 248685, 252057, 264615, 381317, 420095, 646581, 1077635, 1143951, 1260285, 1906585, 3232905, 4957121, 5719755, 14871363, 24785605, 74356815]

約数ペア:

[(1, 74356815), (3, 24785605), (5, 14871363), (13, 5719755), (15, 4957121), (23, 3232905), (39, 1906585), (59, 1260285), (65, 1143951), (69, 1077635), (115, 646581), (177, 420095), (195, 381317), (281, 264615), (295, 252057), (299, 248685), (345, 215527), (767, 96945), (843, 88205), (885, 84019), (897, 82895), (1357, 54795), (1405, 52923), (1495, 49737), (2301, 32315), (3653, 20355), (3835, 19389), (4071, 18265), (4215, 17641), (4485, 16579), (6463, 11505), (6785, 10959)]