66887600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:727

約数の個数: 120

約数和(自身を含む): 182436240

約数和(自身を除く): 115548640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 677, 760, 950, 988, 1040, 1235, 1300, 1354, 1520, 1900, 1976, 2470, 2600, 2708, 3385, 3800, 3952, 4940, 5200, 5416, 6175, 6770, 7600, 8801, 9880, 10832, 12350, 12863, 13540, 16925, 17602, 19760, 24700, 25726, 27080, 33850, 35204, 44005, 49400, 51452, 54160, 64315, 67700, 70408, 88010, 98800, 102904, 128630, 135400, 140816, 167219, 176020, 205808, 220025, 257260, 270800, 321575, 334438, 352040, 440050, 514520, 643150, 668876, 704080, 836095, 880100, 1029040, 1286300, 1337752, 1672190, 1760200, 2572600, 2675504, 3344380, 3520400, 4180475, 5145200, 6688760, 8360950, 13377520, 16721900, 33443800, 66887600]

約数ペア:

[(1, 66887600), (2, 33443800), (4, 16721900), (5, 13377520), (8, 8360950), (10, 6688760), (13, 5145200), (16, 4180475), (19, 3520400), (20, 3344380), (25, 2675504), (26, 2572600), (38, 1760200), (40, 1672190), (50, 1337752), (52, 1286300), (65, 1029040), (76, 880100), (80, 836095), (95, 704080), (100, 668876), (104, 643150), (130, 514520), (152, 440050), (190, 352040), (200, 334438), (208, 321575), (247, 270800), (260, 257260), (304, 220025), (325, 205808), (380, 176020), (400, 167219), (475, 140816), (494, 135400), (520, 128630), (650, 102904), (677, 98800), (760, 88010), (950, 70408), (988, 67700), (1040, 64315), (1235, 54160), (1300, 51452), (1354, 49400), (1520, 44005), (1900, 35204), (1976, 33850), (2470, 27080), (2600, 25726), (2708, 24700), (3385, 19760), (3800, 17602), (3952, 16925), (4940, 13540), (5200, 12863), (5416, 12350), (6175, 10832), (6770, 9880), (7600, 8801)]