203451680

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13109}}^1$

素因数の和:13221

約数の個数: 48

約数和(自身を含む): 485646840

約数和(自身を除く): 282195160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7760, 13109, 15520, 26218, 52436, 65545, 104872, 131090, 209744, 262180, 419488, 524360, 1048720, 1271573, 2097440, 2543146, 5086292, 6357865, 10172584, 12715730, 20345168, 25431460, 40690336, 50862920, 101725840, 203451680]

約数ペア:

[(1, 203451680), (2, 101725840), (4, 50862920), (5, 40690336), (8, 25431460), (10, 20345168), (16, 12715730), (20, 10172584), (32, 6357865), (40, 5086292), (80, 2543146), (97, 2097440), (160, 1271573), (194, 1048720), (388, 524360), (485, 419488), (776, 262180), (970, 209744), (1552, 131090), (1940, 104872), (3104, 65545), (3880, 52436), (7760, 26218), (13109, 15520)]