80571484

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 174551328

約数和(自身を除く): 93979844

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 61, 92, 98, 122, 161, 196, 244, 293, 322, 427, 586, 644, 854, 1127, 1172, 1403, 1708, 2051, 2254, 2806, 2989, 4102, 4508, 5612, 5978, 6739, 8204, 9821, 11956, 13478, 14357, 17873, 19642, 26956, 28714, 35746, 39284, 47173, 57428, 68747, 71492, 94346, 125111, 137494, 188692, 250222, 274988, 330211, 411079, 500444, 660422, 822158, 875777, 1320844, 1644316, 1751554, 2877553, 3503108, 5755106, 11510212, 20142871, 40285742, 80571484]

約数ペア:

[(1, 80571484), (2, 40285742), (4, 20142871), (7, 11510212), (14, 5755106), (23, 3503108), (28, 2877553), (46, 1751554), (49, 1644316), (61, 1320844), (92, 875777), (98, 822158), (122, 660422), (161, 500444), (196, 411079), (244, 330211), (293, 274988), (322, 250222), (427, 188692), (586, 137494), (644, 125111), (854, 94346), (1127, 71492), (1172, 68747), (1403, 57428), (1708, 47173), (2051, 39284), (2254, 35746), (2806, 28714), (2989, 26956), (4102, 19642), (4508, 17873), (5612, 14357), (5978, 13478), (6739, 11956), (8204, 9821)]