13156958230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{1999}}^1$

素因数の和:2473

約数の個数: 64

約数和(自身を含む): 25746336000

約数和(自身を除く): 12589377770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 257, 394, 514, 985, 1285, 1970, 1999, 2561, 2570, 3341, 3998, 5122, 6682, 9995, 12805, 16705, 19990, 25610, 25987, 33410, 50629, 51974, 101258, 129935, 253145, 259870, 393803, 506290, 513743, 658177, 787606, 1027486, 1316354, 1969015, 2568715, 3290885, 3938030, 5119439, 5137430, 6581770, 6678659, 10238878, 13357318, 25597195, 33393295, 51194390, 66786590, 101207371, 202414742, 506036855, 1012073710, 1315695823, 2631391646, 6578479115, 13156958230]

約数ペア:

[(1, 13156958230), (2, 6578479115), (5, 2631391646), (10, 1315695823), (13, 1012073710), (26, 506036855), (65, 202414742), (130, 101207371), (197, 66786590), (257, 51194390), (394, 33393295), (514, 25597195), (985, 13357318), (1285, 10238878), (1970, 6678659), (1999, 6581770), (2561, 5137430), (2570, 5119439), (3341, 3938030), (3998, 3290885), (5122, 2568715), (6682, 1969015), (9995, 1316354), (12805, 1027486), (16705, 787606), (19990, 658177), (25610, 513743), (25987, 506290), (33410, 393803), (50629, 259870), (51974, 253145), (101258, 129935)]