80815476

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1487}}^1$

素因数の和:2148

約数の個数: 48

約数和(自身を含む): 215986176

約数和(自身を除く): 135170700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 647, 1294, 1487, 1941, 2588, 2974, 3882, 4461, 4529, 5948, 7764, 8922, 9058, 10409, 13587, 17844, 18116, 20818, 27174, 31227, 41636, 54348, 62454, 124908, 962089, 1924178, 2886267, 3848356, 5772534, 6734623, 11545068, 13469246, 20203869, 26938492, 40407738, 80815476]

約数ペア:

[(1, 80815476), (2, 40407738), (3, 26938492), (4, 20203869), (6, 13469246), (7, 11545068), (12, 6734623), (14, 5772534), (21, 3848356), (28, 2886267), (42, 1924178), (84, 962089), (647, 124908), (1294, 62454), (1487, 54348), (1941, 41636), (2588, 31227), (2974, 27174), (3882, 20818), (4461, 18116), (4529, 17844), (5948, 13587), (7764, 10409), (8922, 9058)]