53095120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2732

約数の個数: 80

約数和(自身を含む): 139991040

約数和(自身を除く): 86895920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 2687, 3952, 4940, 5374, 9880, 10748, 13435, 19760, 21496, 26870, 34931, 42992, 51053, 53740, 69862, 102106, 107480, 139724, 174655, 204212, 214960, 255265, 279448, 349310, 408424, 510530, 558896, 663689, 698620, 816848, 1021060, 1327378, 1397240, 2042120, 2654756, 2794480, 3318445, 4084240, 5309512, 6636890, 10619024, 13273780, 26547560, 53095120]

約数ペア:

[(1, 53095120), (2, 26547560), (4, 13273780), (5, 10619024), (8, 6636890), (10, 5309512), (13, 4084240), (16, 3318445), (19, 2794480), (20, 2654756), (26, 2042120), (38, 1397240), (40, 1327378), (52, 1021060), (65, 816848), (76, 698620), (80, 663689), (95, 558896), (104, 510530), (130, 408424), (152, 349310), (190, 279448), (208, 255265), (247, 214960), (260, 204212), (304, 174655), (380, 139724), (494, 107480), (520, 102106), (760, 69862), (988, 53740), (1040, 51053), (1235, 42992), (1520, 34931), (1976, 26870), (2470, 21496), (2687, 19760), (3952, 13435), (4940, 10748), (5374, 9880)]