72774416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1920

約数の個数: 80

約数和(自身を含む): 175488768

約数和(自身を除く): 102714352

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 1871, 2288, 2431, 2992, 3536, 3742, 4862, 7484, 9724, 14968, 19448, 20581, 24323, 29936, 31807, 38896, 41162, 48646, 63614, 82324, 97292, 127228, 164648, 194584, 254456, 267553, 329296, 349877, 389168, 413491, 508912, 535106, 699754, 826982, 1070212, 1399508, 1653964, 2140424, 2799016, 3307928, 4280848, 4548401, 5598032, 6615856, 9096802, 18193604, 36387208, 72774416]

約数ペア:

[(1, 72774416), (2, 36387208), (4, 18193604), (8, 9096802), (11, 6615856), (13, 5598032), (16, 4548401), (17, 4280848), (22, 3307928), (26, 2799016), (34, 2140424), (44, 1653964), (52, 1399508), (68, 1070212), (88, 826982), (104, 699754), (136, 535106), (143, 508912), (176, 413491), (187, 389168), (208, 349877), (221, 329296), (272, 267553), (286, 254456), (374, 194584), (442, 164648), (572, 127228), (748, 97292), (884, 82324), (1144, 63614), (1496, 48646), (1768, 41162), (1871, 38896), (2288, 31807), (2431, 29936), (2992, 24323), (3536, 20581), (3742, 19448), (4862, 14968), (7484, 9724)]