156721122220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{941}}^1\times {\mathrm{3319}}^1$

素因数の和:4475

約数の個数: 96

約数和(自身を含む): 356753335680

約数和(自身を除く): 200032213460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 941, 965, 1882, 1930, 2509, 3319, 3764, 3860, 4705, 5018, 6638, 9410, 10036, 12233, 12545, 13276, 16595, 18820, 24466, 25090, 33190, 43147, 48932, 50180, 61165, 66380, 86294, 122330, 172588, 181613, 215735, 244660, 363226, 431470, 640567, 726452, 862940, 908065, 1281134, 1816130, 2360969, 2562268, 3123179, 3202835, 3632260, 4721938, 6246358, 6405670, 8327371, 9443876, 11804845, 12492716, 12811340, 15615895, 16654742, 23609690, 31231790, 33309484, 40601327, 41636855, 47219380, 62463580, 81202654, 83273710, 162405308, 166547420, 203006635, 406013270, 602773547, 812026540, 1205547094, 2411094188, 3013867735, 6027735470, 7836056111, 12055470940, 15672112222, 31344224444, 39180280555, 78360561110, 156721122220]

約数ペア:

[(1, 156721122220), (2, 78360561110), (4, 39180280555), (5, 31344224444), (10, 15672112222), (13, 12055470940), (20, 7836056111), (26, 6027735470), (52, 3013867735), (65, 2411094188), (130, 1205547094), (193, 812026540), (260, 602773547), (386, 406013270), (772, 203006635), (941, 166547420), (965, 162405308), (1882, 83273710), (1930, 81202654), (2509, 62463580), (3319, 47219380), (3764, 41636855), (3860, 40601327), (4705, 33309484), (5018, 31231790), (6638, 23609690), (9410, 16654742), (10036, 15615895), (12233, 12811340), (12545, 12492716), (13276, 11804845), (16595, 9443876), (18820, 8327371), (24466, 6405670), (25090, 6246358), (33190, 4721938), (43147, 3632260), (48932, 3202835), (50180, 3123179), (61165, 2562268), (66380, 2360969), (86294, 1816130), (122330, 1281134), (172588, 908065), (181613, 862940), (215735, 726452), (244660, 640567), (363226, 431470)]