71094280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29137}}^1$

素因数の和:29209

約数の個数: 32

約数和(自身を含む): 162590040

約数和(自身を除く): 91495760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 29137, 58274, 116548, 145685, 233096, 291370, 582740, 1165480, 1777357, 3554714, 7109428, 8886785, 14218856, 17773570, 35547140, 71094280]

約数ペア:

[(1, 71094280), (2, 35547140), (4, 17773570), (5, 14218856), (8, 8886785), (10, 7109428), (20, 3554714), (40, 1777357), (61, 1165480), (122, 582740), (244, 291370), (305, 233096), (488, 145685), (610, 116548), (1220, 58274), (2440, 29137)]