129795850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 256965696

約数和(自身を除く): 127169846

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 311, 425, 491, 622, 850, 982, 1555, 2455, 3110, 4910, 5287, 7775, 8347, 10574, 12275, 15550, 16694, 24550, 26435, 41735, 52870, 83470, 132175, 152701, 208675, 264350, 305402, 417350, 763505, 1527010, 2595917, 3817525, 5191834, 7635050, 12979585, 25959170, 64897925, 129795850]

約数ペア:

[(1, 129795850), (2, 64897925), (5, 25959170), (10, 12979585), (17, 7635050), (25, 5191834), (34, 3817525), (50, 2595917), (85, 1527010), (170, 763505), (311, 417350), (425, 305402), (491, 264350), (622, 208675), (850, 152701), (982, 132175), (1555, 83470), (2455, 52870), (3110, 41735), (4910, 26435), (5287, 24550), (7775, 16694), (8347, 15550), (10574, 12275)]