82652920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1399}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 213696000

約数和(自身を除く): 131043080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1399, 1477, 1688, 2110, 2798, 2954, 4220, 5596, 5908, 6995, 7385, 8440, 9793, 11192, 11816, 13990, 14770, 19586, 27980, 29540, 39172, 48965, 55960, 59080, 78344, 97930, 195860, 295189, 391720, 590378, 1180756, 1475945, 2066323, 2361512, 2951890, 4132646, 5903780, 8265292, 10331615, 11807560, 16530584, 20663230, 41326460, 82652920]

約数ペア:

[(1, 82652920), (2, 41326460), (4, 20663230), (5, 16530584), (7, 11807560), (8, 10331615), (10, 8265292), (14, 5903780), (20, 4132646), (28, 2951890), (35, 2361512), (40, 2066323), (56, 1475945), (70, 1180756), (140, 590378), (211, 391720), (280, 295189), (422, 195860), (844, 97930), (1055, 78344), (1399, 59080), (1477, 55960), (1688, 48965), (2110, 39172), (2798, 29540), (2954, 27980), (4220, 19586), (5596, 14770), (5908, 13990), (6995, 11816), (7385, 11192), (8440, 9793)]