16630625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 23617440

約数和(自身を除く): 6986815

約数列:

[1, 5, 11, 25, 41, 55, 59, 125, 205, 275, 295, 451, 625, 649, 1025, 1375, 1475, 2255, 2419, 3245, 5125, 6875, 7375, 11275, 12095, 16225, 25625, 26609, 36875, 56375, 60475, 81125, 133045, 281875, 302375, 405625, 665225, 1511875, 3326125, 16630625]

約数ペア:

[(1, 16630625), (5, 3326125), (11, 1511875), (25, 665225), (41, 405625), (55, 302375), (59, 281875), (125, 133045), (205, 81125), (275, 60475), (295, 56375), (451, 36875), (625, 26609), (649, 25625), (1025, 16225), (1375, 12095), (1475, 11275), (2255, 7375), (2419, 6875), (3245, 5125)]