81819264

素因数分解:

$2^7\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3001}}^1$

素因数の和:3089

約数の個数: 64

約数和(自身を含む): 220466880

約数和(自身を除く): 138647616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 128, 142, 192, 213, 284, 384, 426, 568, 852, 1136, 1704, 2272, 3001, 3408, 4544, 6002, 6816, 9003, 9088, 12004, 13632, 18006, 24008, 27264, 36012, 48016, 72024, 96032, 144048, 192064, 213071, 288096, 384128, 426142, 576192, 639213, 852284, 1152384, 1278426, 1704568, 2556852, 3409136, 5113704, 6818272, 10227408, 13636544, 20454816, 27273088, 40909632, 81819264]

約数ペア:

[(1, 81819264), (2, 40909632), (3, 27273088), (4, 20454816), (6, 13636544), (8, 10227408), (12, 6818272), (16, 5113704), (24, 3409136), (32, 2556852), (48, 1704568), (64, 1278426), (71, 1152384), (96, 852284), (128, 639213), (142, 576192), (192, 426142), (213, 384128), (284, 288096), (384, 213071), (426, 192064), (568, 144048), (852, 96032), (1136, 72024), (1704, 48016), (2272, 36012), (3001, 27264), (3408, 24008), (4544, 18006), (6002, 13632), (6816, 12004), (9003, 9088)]