80318480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 205861824

約数和(自身を除く): 125543344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 107, 110, 176, 214, 220, 428, 440, 535, 853, 856, 880, 1070, 1177, 1706, 1712, 2140, 2354, 3412, 4265, 4280, 4708, 5885, 6824, 8530, 8560, 9383, 9416, 11770, 13648, 17060, 18766, 18832, 23540, 34120, 37532, 46915, 47080, 68240, 75064, 91271, 93830, 94160, 150128, 182542, 187660, 365084, 375320, 456355, 730168, 750640, 912710, 1003981, 1460336, 1825420, 2007962, 3650840, 4015924, 5019905, 7301680, 8031848, 10039810, 16063696, 20079620, 40159240, 80318480]

約数ペア:

[(1, 80318480), (2, 40159240), (4, 20079620), (5, 16063696), (8, 10039810), (10, 8031848), (11, 7301680), (16, 5019905), (20, 4015924), (22, 3650840), (40, 2007962), (44, 1825420), (55, 1460336), (80, 1003981), (88, 912710), (107, 750640), (110, 730168), (176, 456355), (214, 375320), (220, 365084), (428, 187660), (440, 182542), (535, 150128), (853, 94160), (856, 93830), (880, 91271), (1070, 75064), (1177, 68240), (1706, 47080), (1712, 46915), (2140, 37532), (2354, 34120), (3412, 23540), (4265, 18832), (4280, 18766), (4708, 17060), (5885, 13648), (6824, 11770), (8530, 9416), (8560, 9383)]