74614280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143489}}^1$

素因数の和:143513

約数の個数: 32

約数和(自身を含む): 180797400

約数和(自身を除く): 106183120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143489, 286978, 573956, 717445, 1147912, 1434890, 1865357, 2869780, 3730714, 5739560, 7461428, 9326785, 14922856, 18653570, 37307140, 74614280]

約数ペア:

[(1, 74614280), (2, 37307140), (4, 18653570), (5, 14922856), (8, 9326785), (10, 7461428), (13, 5739560), (20, 3730714), (26, 2869780), (40, 1865357), (52, 1434890), (65, 1147912), (104, 717445), (130, 573956), (260, 286978), (520, 143489)]