130821080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13241}}^1$

素因数の和:13284

約数の個数: 64

約数和(自身を含む): 333698400

約数和(自身を除く): 202877320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 13241, 26482, 52964, 66205, 105928, 132410, 172133, 251579, 264820, 344266, 503158, 529640, 688532, 860665, 1006316, 1257895, 1377064, 1721330, 2012632, 2515790, 3270527, 3442660, 5031580, 6541054, 6885320, 10063160, 13082108, 16352635, 26164216, 32705270, 65410540, 130821080]

約数ペア:

[(1, 130821080), (2, 65410540), (4, 32705270), (5, 26164216), (8, 16352635), (10, 13082108), (13, 10063160), (19, 6885320), (20, 6541054), (26, 5031580), (38, 3442660), (40, 3270527), (52, 2515790), (65, 2012632), (76, 1721330), (95, 1377064), (104, 1257895), (130, 1006316), (152, 860665), (190, 688532), (247, 529640), (260, 503158), (380, 344266), (494, 264820), (520, 251579), (760, 172133), (988, 132410), (1235, 105928), (1976, 66205), (2470, 52964), (4940, 26482), (9880, 13241)]