91811440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2447}}^1$

素因数の和:2534

約数の個数: 80

約数和(自身を含む): 247698432

約数和(自身を除く): 155886992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2447, 2680, 3752, 4690, 4894, 5360, 7504, 9380, 9788, 12235, 17129, 18760, 19576, 24470, 34258, 37520, 39152, 48940, 68516, 85645, 97880, 137032, 163949, 171290, 195760, 274064, 327898, 342580, 655796, 685160, 819745, 1147643, 1311592, 1370320, 1639490, 2295286, 2623184, 3278980, 4590572, 5738215, 6557960, 9181144, 11476430, 13115920, 18362288, 22952860, 45905720, 91811440]

約数ペア:

[(1, 91811440), (2, 45905720), (4, 22952860), (5, 18362288), (7, 13115920), (8, 11476430), (10, 9181144), (14, 6557960), (16, 5738215), (20, 4590572), (28, 3278980), (35, 2623184), (40, 2295286), (56, 1639490), (67, 1370320), (70, 1311592), (80, 1147643), (112, 819745), (134, 685160), (140, 655796), (268, 342580), (280, 327898), (335, 274064), (469, 195760), (536, 171290), (560, 163949), (670, 137032), (938, 97880), (1072, 85645), (1340, 68516), (1876, 48940), (2345, 39152), (2447, 37520), (2680, 34258), (3752, 24470), (4690, 19576), (4894, 18760), (5360, 17129), (7504, 12235), (9380, 9788)]