81843520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23251}}^1$

素因数の和:23279

約数の個数: 56

約数和(自身を含む): 212616288

約数和(自身を除く): 130772768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 23251, 46502, 93004, 116255, 186008, 232510, 255761, 372016, 465020, 511522, 744032, 930040, 1023044, 1278805, 1488064, 1860080, 2046088, 2557610, 3720160, 4092176, 5115220, 7440320, 8184352, 10230440, 16368704, 20460880, 40921760, 81843520]

約数ペア:

[(1, 81843520), (2, 40921760), (4, 20460880), (5, 16368704), (8, 10230440), (10, 8184352), (11, 7440320), (16, 5115220), (20, 4092176), (22, 3720160), (32, 2557610), (40, 2046088), (44, 1860080), (55, 1488064), (64, 1278805), (80, 1023044), (88, 930040), (110, 744032), (160, 511522), (176, 465020), (220, 372016), (320, 255761), (352, 232510), (440, 186008), (704, 116255), (880, 93004), (1760, 46502), (3520, 23251)]