72991490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{51043}}^1$

素因数の和:51074

約数の個数: 32

約数和(自身を含む): 154357056

約数和(自身を除く): 81365566

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 51043, 102086, 255215, 510430, 561473, 663559, 1122946, 1327118, 2807365, 3317795, 5614730, 6635590, 7299149, 14598298, 36495745, 72991490]

約数ペア:

[(1, 72991490), (2, 36495745), (5, 14598298), (10, 7299149), (11, 6635590), (13, 5614730), (22, 3317795), (26, 2807365), (55, 1327118), (65, 1122946), (110, 663559), (130, 561473), (143, 510430), (286, 255215), (715, 102086), (1430, 51043)]