72657520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3677}}^1$

素因数の和:3722

約数の個数: 80

約数和(自身を含む): 191550240

約数和(自身を除く): 118892720

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, 3677, 3952, 4940, 7354, 9880, 14708, 18385, 19760, 29416, 36770, 47801, 58832, 69863, 73540, 95602, 139726, 147080, 191204, 239005, 279452, 294160, 349315, 382408, 478010, 558904, 698630, 764816, 908219, 956020, 1117808, 1397260, 1816438, 1912040, 2794520, 3632876, 3824080, 4541095, 5589040, 7265752, 9082190, 14531504, 18164380, 36328760, 72657520]

約数ペア:

[(1, 72657520), (2, 36328760), (4, 18164380), (5, 14531504), (8, 9082190), (10, 7265752), (13, 5589040), (16, 4541095), (19, 3824080), (20, 3632876), (26, 2794520), (38, 1912040), (40, 1816438), (52, 1397260), (65, 1117808), (76, 956020), (80, 908219), (95, 764816), (104, 698630), (130, 558904), (152, 478010), (190, 382408), (208, 349315), (247, 294160), (260, 279452), (304, 239005), (380, 191204), (494, 147080), (520, 139726), (760, 95602), (988, 73540), (1040, 69863), (1235, 58832), (1520, 47801), (1976, 36770), (2470, 29416), (3677, 19760), (3952, 18385), (4940, 14708), (7354, 9880)]