26758420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 61196688

約数和(自身を除く): 34438268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1061, 1261, 1940, 2122, 2522, 4244, 5044, 5305, 6305, 10610, 12610, 13793, 21220, 25220, 27586, 55172, 68965, 102917, 137930, 205834, 275860, 411668, 514585, 1029170, 1337921, 2058340, 2675842, 5351684, 6689605, 13379210, 26758420]

約数ペア:

[(1, 26758420), (2, 13379210), (4, 6689605), (5, 5351684), (10, 2675842), (13, 2058340), (20, 1337921), (26, 1029170), (52, 514585), (65, 411668), (97, 275860), (130, 205834), (194, 137930), (260, 102917), (388, 68965), (485, 55172), (970, 27586), (1061, 25220), (1261, 21220), (1940, 13793), (2122, 12610), (2522, 10610), (4244, 6305), (5044, 5305)]