13291201240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1\times {\mathrm{4787}}^1$

素因数の和:6532

約数の個数: 64

約数和(自身を含む): 30659096160

約数和(自身を除く): 17367894920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1693, 3386, 4787, 6772, 8465, 9574, 13544, 16930, 19148, 23935, 33860, 38296, 47870, 67720, 69413, 95740, 138826, 191480, 196267, 277652, 347065, 392534, 555304, 694130, 785068, 981335, 1388260, 1570136, 1962670, 2776520, 3925340, 7850680, 8104391, 16208782, 32417564, 40521955, 64835128, 81043910, 162087820, 324175640, 332280031, 664560062, 1329120124, 1661400155, 2658240248, 3322800310, 6645600620, 13291201240]

約数ペア:

[(1, 13291201240), (2, 6645600620), (4, 3322800310), (5, 2658240248), (8, 1661400155), (10, 1329120124), (20, 664560062), (40, 332280031), (41, 324175640), (82, 162087820), (164, 81043910), (205, 64835128), (328, 40521955), (410, 32417564), (820, 16208782), (1640, 8104391), (1693, 7850680), (3386, 3925340), (4787, 2776520), (6772, 1962670), (8465, 1570136), (9574, 1388260), (13544, 981335), (16930, 785068), (19148, 694130), (23935, 555304), (33860, 392534), (38296, 347065), (47870, 277652), (67720, 196267), (69413, 191480), (95740, 138826)]