80563600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15493}}^1$

素因数の和:15524

約数の個数: 60

約数和(自身を含む): 208456276

約数和(自身を除く): 127892676

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 15493, 30986, 61972, 77465, 123944, 154930, 201409, 247888, 309860, 387325, 402818, 619720, 774650, 805636, 1007045, 1239440, 1549300, 1611272, 2014090, 3098600, 3222544, 4028180, 5035225, 6197200, 8056360, 10070450, 16112720, 20140900, 40281800, 80563600]

約数ペア:

[(1, 80563600), (2, 40281800), (4, 20140900), (5, 16112720), (8, 10070450), (10, 8056360), (13, 6197200), (16, 5035225), (20, 4028180), (25, 3222544), (26, 3098600), (40, 2014090), (50, 1611272), (52, 1549300), (65, 1239440), (80, 1007045), (100, 805636), (104, 774650), (130, 619720), (200, 402818), (208, 387325), (260, 309860), (325, 247888), (400, 201409), (520, 154930), (650, 123944), (1040, 77465), (1300, 61972), (2600, 30986), (5200, 15493)]