20565737270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{3083}}^1$

素因数の和:3246

約数の個数: 96

約数和(自身を含む): 42117842592

約数和(自身を除く): 21552105322

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 97, 115, 130, 194, 230, 299, 485, 529, 598, 970, 1058, 1261, 1495, 2231, 2522, 2645, 2990, 3083, 4462, 5290, 6166, 6305, 6877, 11155, 12610, 13754, 15415, 22310, 29003, 30830, 34385, 40079, 51313, 58006, 68770, 70909, 80158, 102626, 141818, 145015, 200395, 256565, 290030, 299051, 354545, 400790, 513130, 598102, 667069, 709090, 921817, 1334138, 1495255, 1630907, 1843634, 2990510, 3261814, 3335345, 3887663, 4609085, 6670690, 6878173, 7775326, 8154535, 9218170, 13756346, 16309070, 19438315, 21201791, 34390865, 38876630, 42403582, 68781730, 89416249, 106008955, 158197979, 178832498, 212017910, 316395958, 447081245, 790989895, 894162490, 1581979790, 2056573727, 4113147454, 10282868635, 20565737270]

約数ペア:

[(1, 20565737270), (2, 10282868635), (5, 4113147454), (10, 2056573727), (13, 1581979790), (23, 894162490), (26, 790989895), (46, 447081245), (65, 316395958), (97, 212017910), (115, 178832498), (130, 158197979), (194, 106008955), (230, 89416249), (299, 68781730), (485, 42403582), (529, 38876630), (598, 34390865), (970, 21201791), (1058, 19438315), (1261, 16309070), (1495, 13756346), (2231, 9218170), (2522, 8154535), (2645, 7775326), (2990, 6878173), (3083, 6670690), (4462, 4609085), (5290, 3887663), (6166, 3335345), (6305, 3261814), (6877, 2990510), (11155, 1843634), (12610, 1630907), (13754, 1495255), (15415, 1334138), (22310, 921817), (29003, 709090), (30830, 667069), (34385, 598102), (40079, 513130), (51313, 400790), (58006, 354545), (68770, 299051), (70909, 290030), (80158, 256565), (102626, 200395), (141818, 145015)]