205463405

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5471}}^1$

素因数の和:5549

約数の個数: 32

約数和(自身を含む): 299427840

約数和(自身を除く): 93964435

約数列:

[1, 5, 7, 29, 35, 37, 145, 185, 203, 259, 1015, 1073, 1295, 5365, 5471, 7511, 27355, 37555, 38297, 158659, 191485, 202427, 793295, 1012135, 1110613, 1416989, 5553065, 5870383, 7084945, 29351915, 41092681, 205463405]

約数ペア:

[(1, 205463405), (5, 41092681), (7, 29351915), (29, 7084945), (35, 5870383), (37, 5553065), (145, 1416989), (185, 1110613), (203, 1012135), (259, 793295), (1015, 202427), (1073, 191485), (1295, 158659), (5365, 38297), (5471, 37555), (7511, 27355)]