25320828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 66237808

約数和(自身を除く): 40916980

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 193, 348, 377, 386, 579, 754, 772, 841, 1131, 1158, 1508, 1682, 2262, 2316, 2509, 2523, 3364, 4524, 5018, 5046, 5597, 7527, 10036, 10092, 10933, 11194, 15054, 16791, 21866, 22388, 30108, 32799, 33582, 43732, 65598, 67164, 72761, 131196, 145522, 162313, 218283, 291044, 324626, 436566, 486939, 649252, 873132, 973878, 1947756, 2110069, 4220138, 6330207, 8440276, 12660414, 25320828]

約数ペア:

[(1, 25320828), (2, 12660414), (3, 8440276), (4, 6330207), (6, 4220138), (12, 2110069), (13, 1947756), (26, 973878), (29, 873132), (39, 649252), (52, 486939), (58, 436566), (78, 324626), (87, 291044), (116, 218283), (156, 162313), (174, 145522), (193, 131196), (348, 72761), (377, 67164), (386, 65598), (579, 43732), (754, 33582), (772, 32799), (841, 30108), (1131, 22388), (1158, 21866), (1508, 16791), (1682, 15054), (2262, 11194), (2316, 10933), (2509, 10092), (2523, 10036), (3364, 7527), (4524, 5597), (5018, 5046)]