16004865985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{77839}}^1$

素因数の和:77961

約数の個数: 32

約数和(自身を含む): 21184934400

約数和(自身を除く): 5180068415

約数列:

[1, 5, 17, 41, 59, 85, 205, 295, 697, 1003, 2419, 3485, 5015, 12095, 41123, 77839, 205615, 389195, 1323263, 3191399, 4592501, 6616315, 15956995, 22962505, 54253783, 78072517, 188292541, 271268915, 390362585, 941462705, 3200973197, 16004865985]

約数ペア:

[(1, 16004865985), (5, 3200973197), (17, 941462705), (41, 390362585), (59, 271268915), (85, 188292541), (205, 78072517), (295, 54253783), (697, 22962505), (1003, 15956995), (2419, 6616315), (3485, 4592501), (5015, 3191399), (12095, 1323263), (41123, 389195), (77839, 205615)]