13377520

素因数分解:

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

素因数の和:722

約数の個数: 80

約数和(自身を含む): 35310240

約数和(自身を除く): 21932720

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, 677, 760, 988, 1040, 1235, 1354, 1520, 1976, 2470, 2708, 3385, 3952, 4940, 5416, 6770, 8801, 9880, 10832, 12863, 13540, 17602, 19760, 25726, 27080, 35204, 44005, 51452, 54160, 64315, 70408, 88010, 102904, 128630, 140816, 167219, 176020, 205808, 257260, 334438, 352040, 514520, 668876, 704080, 836095, 1029040, 1337752, 1672190, 2675504, 3344380, 6688760, 13377520]

約数ペア:

[(1, 13377520), (2, 6688760), (4, 3344380), (5, 2675504), (8, 1672190), (10, 1337752), (13, 1029040), (16, 836095), (19, 704080), (20, 668876), (26, 514520), (38, 352040), (40, 334438), (52, 257260), (65, 205808), (76, 176020), (80, 167219), (95, 140816), (104, 128630), (130, 102904), (152, 88010), (190, 70408), (208, 64315), (247, 54160), (260, 51452), (304, 44005), (380, 35204), (494, 27080), (520, 25726), (677, 19760), (760, 17602), (988, 13540), (1040, 12863), (1235, 10832), (1354, 9880), (1520, 8801), (1976, 6770), (2470, 5416), (2708, 4940), (3385, 3952)]