77791340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 187790400

約数和(自身を除く): 109999060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 89, 110, 116, 137, 145, 178, 220, 274, 290, 319, 356, 445, 548, 580, 638, 685, 890, 979, 1276, 1370, 1507, 1595, 1780, 1958, 2581, 2740, 3014, 3190, 3916, 3973, 4895, 5162, 6028, 6380, 7535, 7946, 9790, 10324, 12193, 12905, 15070, 15892, 19580, 19865, 24386, 25810, 28391, 30140, 39730, 43703, 48772, 51620, 56782, 60965, 79460, 87406, 113564, 121930, 134123, 141955, 174812, 218515, 243860, 268246, 283910, 353597, 437030, 536492, 567820, 670615, 707194, 874060, 1341230, 1414388, 1767985, 2682460, 3535970, 3889567, 7071940, 7779134, 15558268, 19447835, 38895670, 77791340]

約数ペア:

[(1, 77791340), (2, 38895670), (4, 19447835), (5, 15558268), (10, 7779134), (11, 7071940), (20, 3889567), (22, 3535970), (29, 2682460), (44, 1767985), (55, 1414388), (58, 1341230), (89, 874060), (110, 707194), (116, 670615), (137, 567820), (145, 536492), (178, 437030), (220, 353597), (274, 283910), (290, 268246), (319, 243860), (356, 218515), (445, 174812), (548, 141955), (580, 134123), (638, 121930), (685, 113564), (890, 87406), (979, 79460), (1276, 60965), (1370, 56782), (1507, 51620), (1595, 48772), (1780, 43703), (1958, 39730), (2581, 30140), (2740, 28391), (3014, 25810), (3190, 24386), (3916, 19865), (3973, 19580), (4895, 15892), (5162, 15070), (6028, 12905), (6380, 12193), (7535, 10324), (7946, 9790)]