80594400640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509833}}^1$

素因数の和:509884

約数の個数: 128

約数和(自身を含む): 218412885600

約数和(自身を除く): 137818484960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 640, 760, 832, 988, 1040, 1216, 1235, 1520, 1664, 1976, 2080, 2432, 2470, 3040, 3952, 4160, 4940, 6080, 7904, 8320, 9880, 12160, 15808, 19760, 31616, 39520, 79040, 158080, 509833, 1019666, 2039332, 2549165, 4078664, 5098330, 6627829, 8157328, 9686827, 10196660, 13255658, 16314656, 19373654, 20393320, 26511316, 32629312, 33139145, 38747308, 40786640, 48434135, 53022632, 65258624, 66278290, 77494616, 81573280, 96868270, 106045264, 125928751, 132556580, 154989232, 163146560, 193736540, 212090528, 251857502, 265113160, 309978464, 326293120, 387473080, 424181056, 503715004, 530226320, 619956928, 629643755, 774946160, 848362112, 1007430008, 1060452640, 1239913856, 1259287510, 1549892320, 2014860016, 2120905280, 2518575020, 3099784640, 4029720032, 4241810560, 5037150040, 6199569280, 8059440064, 10074300080, 16118880128, 20148600160, 40297200320, 80594400640]

約数ペア:

[(1, 80594400640), (2, 40297200320), (4, 20148600160), (5, 16118880128), (8, 10074300080), (10, 8059440064), (13, 6199569280), (16, 5037150040), (19, 4241810560), (20, 4029720032), (26, 3099784640), (32, 2518575020), (38, 2120905280), (40, 2014860016), (52, 1549892320), (64, 1259287510), (65, 1239913856), (76, 1060452640), (80, 1007430008), (95, 848362112), (104, 774946160), (128, 629643755), (130, 619956928), (152, 530226320), (160, 503715004), (190, 424181056), (208, 387473080), (247, 326293120), (260, 309978464), (304, 265113160), (320, 251857502), (380, 212090528), (416, 193736540), (494, 163146560), (520, 154989232), (608, 132556580), (640, 125928751), (760, 106045264), (832, 96868270), (988, 81573280), (1040, 77494616), (1216, 66278290), (1235, 65258624), (1520, 53022632), (1664, 48434135), (1976, 40786640), (2080, 38747308), (2432, 33139145), (2470, 32629312), (3040, 26511316), (3952, 20393320), (4160, 19373654), (4940, 16314656), (6080, 13255658), (7904, 10196660), (8320, 9686827), (9880, 8157328), (12160, 6627829), (15808, 5098330), (19760, 4078664), (31616, 2549165), (39520, 2039332), (79040, 1019666), (158080, 509833)]