24993020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 57163008

約数和(自身を除く): 32169988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 991, 1261, 1940, 1982, 2522, 3964, 4955, 5044, 6305, 9910, 12610, 12883, 19820, 25220, 25766, 51532, 64415, 96127, 128830, 192254, 257660, 384508, 480635, 961270, 1249651, 1922540, 2499302, 4998604, 6248255, 12496510, 24993020]

約数ペア:

[(1, 24993020), (2, 12496510), (4, 6248255), (5, 4998604), (10, 2499302), (13, 1922540), (20, 1249651), (26, 961270), (52, 480635), (65, 384508), (97, 257660), (130, 192254), (194, 128830), (260, 96127), (388, 64415), (485, 51532), (970, 25766), (991, 25220), (1261, 19820), (1940, 12883), (1982, 12610), (2522, 9910), (3964, 6305), (4955, 5044)]