81617532040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2768573}}^1$

素因数の和:2768662

約数の個数: 64

約数和(自身を含む): 203324074560

約数和(自身を除く): 121706542520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 14740, 29480, 2768573, 5537146, 11074292, 13842865, 22148584, 27685730, 30454303, 55371460, 60908606, 110742920, 121817212, 152271515, 185494391, 243634424, 304543030, 370988782, 609086060, 741977564, 927471955, 1218172120, 1483955128, 1854943910, 2040438301, 3709887820, 4080876602, 7419775640, 8161753204, 10202191505, 16323506408, 20404383010, 40808766020, 81617532040]

約数ペア:

[(1, 81617532040), (2, 40808766020), (4, 20404383010), (5, 16323506408), (8, 10202191505), (10, 8161753204), (11, 7419775640), (20, 4080876602), (22, 3709887820), (40, 2040438301), (44, 1854943910), (55, 1483955128), (67, 1218172120), (88, 927471955), (110, 741977564), (134, 609086060), (220, 370988782), (268, 304543030), (335, 243634424), (440, 185494391), (536, 152271515), (670, 121817212), (737, 110742920), (1340, 60908606), (1474, 55371460), (2680, 30454303), (2948, 27685730), (3685, 22148584), (5896, 13842865), (7370, 11074292), (14740, 5537146), (29480, 2768573)]