65732020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4219}}^1$

素因数の和:4288

約数の個数: 48

約数和(自身を含む): 148881600

約数和(自身を除く): 83149580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 4219, 7790, 8438, 15580, 16876, 21095, 42190, 80161, 84380, 160322, 172979, 320644, 345958, 400805, 691916, 801610, 864895, 1603220, 1729790, 3286601, 3459580, 6573202, 13146404, 16433005, 32866010, 65732020]

約数ペア:

[(1, 65732020), (2, 32866010), (4, 16433005), (5, 13146404), (10, 6573202), (19, 3459580), (20, 3286601), (38, 1729790), (41, 1603220), (76, 864895), (82, 801610), (95, 691916), (164, 400805), (190, 345958), (205, 320644), (380, 172979), (410, 160322), (779, 84380), (820, 80161), (1558, 42190), (3116, 21095), (3895, 16876), (4219, 15580), (7790, 8438)]