80265272

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 166320000

約数和(自身を除く): 86054728

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 131, 139, 152, 232, 262, 278, 524, 551, 556, 1048, 1102, 1112, 2204, 2489, 2641, 3799, 4031, 4408, 4978, 5282, 7598, 8062, 9956, 10564, 15196, 16124, 18209, 19912, 21128, 30392, 32248, 36418, 72181, 72836, 76589, 144362, 145672, 153178, 288724, 306356, 345971, 528061, 577448, 612712, 691942, 1056122, 1383884, 2112244, 2767768, 4224488, 10033159, 20066318, 40132636, 80265272]

約数ペア:

[(1, 80265272), (2, 40132636), (4, 20066318), (8, 10033159), (19, 4224488), (29, 2767768), (38, 2112244), (58, 1383884), (76, 1056122), (116, 691942), (131, 612712), (139, 577448), (152, 528061), (232, 345971), (262, 306356), (278, 288724), (524, 153178), (551, 145672), (556, 144362), (1048, 76589), (1102, 72836), (1112, 72181), (2204, 36418), (2489, 32248), (2641, 30392), (3799, 21128), (4031, 19912), (4408, 18209), (4978, 16124), (5282, 15196), (7598, 10564), (8062, 9956)]