81602716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 158788224

約数和(自身を除く): 77185508

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 173, 188, 193, 346, 386, 611, 692, 772, 1222, 2249, 2444, 2509, 4498, 5018, 8131, 8996, 9071, 10036, 16262, 18142, 32524, 33389, 36284, 66778, 105703, 117923, 133556, 211406, 235846, 422812, 434057, 471692, 868114, 1569283, 1736228, 3138566, 6277132, 20400679, 40801358, 81602716]

約数ペア:

[(1, 81602716), (2, 40801358), (4, 20400679), (13, 6277132), (26, 3138566), (47, 1736228), (52, 1569283), (94, 868114), (173, 471692), (188, 434057), (193, 422812), (346, 235846), (386, 211406), (611, 133556), (692, 117923), (772, 105703), (1222, 66778), (2249, 36284), (2444, 33389), (2509, 32524), (4498, 18142), (5018, 16262), (8131, 10036), (8996, 9071)]