88817080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2081}}^1$

素因数の和:2200

約数の個数: 64

約数和(自身を含む): 220358880

約数和(自身を除く): 131541800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2081, 2134, 3880, 4162, 4268, 5335, 8324, 8536, 10405, 10670, 16648, 20810, 21340, 22891, 41620, 42680, 45782, 83240, 91564, 114455, 183128, 201857, 228910, 403714, 457820, 807428, 915640, 1009285, 1614856, 2018570, 2220427, 4037140, 4440854, 8074280, 8881708, 11102135, 17763416, 22204270, 44408540, 88817080]

約数ペア:

[(1, 88817080), (2, 44408540), (4, 22204270), (5, 17763416), (8, 11102135), (10, 8881708), (11, 8074280), (20, 4440854), (22, 4037140), (40, 2220427), (44, 2018570), (55, 1614856), (88, 1009285), (97, 915640), (110, 807428), (194, 457820), (220, 403714), (388, 228910), (440, 201857), (485, 183128), (776, 114455), (970, 91564), (1067, 83240), (1940, 45782), (2081, 42680), (2134, 41620), (3880, 22891), (4162, 21340), (4268, 20810), (5335, 16648), (8324, 10670), (8536, 10405)]