16624848640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3299}}^1$

素因数の和:3478

約数の個数: 144

約数和(自身を含む): 41442508800

約数和(自身を除く): 24817660160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 256, 310, 320, 496, 508, 620, 635, 640, 992, 1016, 1240, 1270, 1280, 1984, 2032, 2480, 2540, 3299, 3937, 3968, 4064, 4960, 5080, 6598, 7874, 7936, 8128, 9920, 10160, 13196, 15748, 16256, 16495, 19685, 19840, 20320, 26392, 31496, 32512, 32990, 39370, 39680, 40640, 52784, 62992, 65980, 78740, 81280, 102269, 105568, 125984, 131960, 157480, 162560, 204538, 211136, 251968, 263920, 314960, 409076, 418973, 422272, 503936, 511345, 527840, 629920, 818152, 837946, 844544, 1007872, 1022690, 1055680, 1259840, 1636304, 1675892, 2045380, 2094865, 2111360, 2519680, 3272608, 3351784, 4090760, 4189730, 4222720, 5039360, 6545216, 6703568, 8181520, 8379460, 12988163, 13090432, 13407136, 16363040, 16758920, 25976326, 26180864, 26814272, 32726080, 33517840, 51952652, 53628544, 64940815, 65452160, 67035680, 103905304, 107257088, 129881630, 130904320, 134071360, 207810608, 259763260, 268142720, 415621216, 519526520, 536285440, 831242432, 1039053040, 1662484864, 2078106080, 3324969728, 4156212160, 8312424320, 16624848640]

約数ペア:

[(1, 16624848640), (2, 8312424320), (4, 4156212160), (5, 3324969728), (8, 2078106080), (10, 1662484864), (16, 1039053040), (20, 831242432), (31, 536285440), (32, 519526520), (40, 415621216), (62, 268142720), (64, 259763260), (80, 207810608), (124, 134071360), (127, 130904320), (128, 129881630), (155, 107257088), (160, 103905304), (248, 67035680), (254, 65452160), (256, 64940815), (310, 53628544), (320, 51952652), (496, 33517840), (508, 32726080), (620, 26814272), (635, 26180864), (640, 25976326), (992, 16758920), (1016, 16363040), (1240, 13407136), (1270, 13090432), (1280, 12988163), (1984, 8379460), (2032, 8181520), (2480, 6703568), (2540, 6545216), (3299, 5039360), (3937, 4222720), (3968, 4189730), (4064, 4090760), (4960, 3351784), (5080, 3272608), (6598, 2519680), (7874, 2111360), (7936, 2094865), (8128, 2045380), (9920, 1675892), (10160, 1636304), (13196, 1259840), (15748, 1055680), (16256, 1022690), (16495, 1007872), (19685, 844544), (19840, 837946), (20320, 818152), (26392, 629920), (31496, 527840), (32512, 511345), (32990, 503936), (39370, 422272), (39680, 418973), (40640, 409076), (52784, 314960), (62992, 263920), (65980, 251968), (78740, 211136), (81280, 204538), (102269, 162560), (105568, 157480), (125984, 131960)]