653327720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1\times {\mathrm{563}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 1498029120

約数和(自身を除く): 844701400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 433, 536, 563, 670, 866, 1126, 1340, 1732, 2165, 2252, 2680, 2815, 3464, 4330, 4504, 5630, 8660, 11260, 17320, 22520, 29011, 37721, 58022, 75442, 116044, 145055, 150884, 188605, 232088, 243779, 290110, 301768, 377210, 487558, 580220, 754420, 975116, 1160440, 1218895, 1508840, 1950232, 2437790, 4875580, 9751160, 16333193, 32666386, 65332772, 81665965, 130665544, 163331930, 326663860, 653327720]

約数ペア:

[(1, 653327720), (2, 326663860), (4, 163331930), (5, 130665544), (8, 81665965), (10, 65332772), (20, 32666386), (40, 16333193), (67, 9751160), (134, 4875580), (268, 2437790), (335, 1950232), (433, 1508840), (536, 1218895), (563, 1160440), (670, 975116), (866, 754420), (1126, 580220), (1340, 487558), (1732, 377210), (2165, 301768), (2252, 290110), (2680, 243779), (2815, 232088), (3464, 188605), (4330, 150884), (4504, 145055), (5630, 116044), (8660, 75442), (11260, 58022), (17320, 37721), (22520, 29011)]