89540008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{919}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 177192000

約数和(自身を除く): 87651992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 641, 919, 1282, 1838, 2564, 3676, 5128, 7352, 12179, 17461, 24358, 34922, 48716, 69844, 97432, 139688, 589079, 1178158, 2356316, 4712632, 11192501, 22385002, 44770004, 89540008]

約数ペア:

[(1, 89540008), (2, 44770004), (4, 22385002), (8, 11192501), (19, 4712632), (38, 2356316), (76, 1178158), (152, 589079), (641, 139688), (919, 97432), (1282, 69844), (1838, 48716), (2564, 34922), (3676, 24358), (5128, 17461), (7352, 12179)]