80953020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16657}}^1$

素因数の和:16681

約数の個数: 72

約数和(自身を含む): 254667504

約数和(自身を除く): 173714484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16657, 33314, 49971, 66628, 83285, 99942, 149913, 166570, 199884, 249855, 299826, 333140, 449739, 499710, 599652, 749565, 899478, 999420, 1349217, 1499130, 1798956, 2248695, 2698434, 2998260, 4047651, 4497390, 5396868, 6746085, 8095302, 8994780, 13492170, 16190604, 20238255, 26984340, 40476510, 80953020]

約数ペア:

[(1, 80953020), (2, 40476510), (3, 26984340), (4, 20238255), (5, 16190604), (6, 13492170), (9, 8994780), (10, 8095302), (12, 6746085), (15, 5396868), (18, 4497390), (20, 4047651), (27, 2998260), (30, 2698434), (36, 2248695), (45, 1798956), (54, 1499130), (60, 1349217), (81, 999420), (90, 899478), (108, 749565), (135, 599652), (162, 499710), (180, 449739), (243, 333140), (270, 299826), (324, 249855), (405, 199884), (486, 166570), (540, 149913), (810, 99942), (972, 83285), (1215, 66628), (1620, 49971), (2430, 33314), (4860, 16657)]