12687350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 25779600

約数和(自身を除く): 13092250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 149, 262, 298, 325, 650, 655, 745, 1310, 1490, 1703, 1937, 3275, 3406, 3725, 3874, 6550, 7450, 8515, 9685, 17030, 19370, 19519, 39038, 42575, 48425, 85150, 96850, 97595, 195190, 253747, 487975, 507494, 975950, 1268735, 2537470, 6343675, 12687350]

約数ペア:

[(1, 12687350), (2, 6343675), (5, 2537470), (10, 1268735), (13, 975950), (25, 507494), (26, 487975), (50, 253747), (65, 195190), (130, 97595), (131, 96850), (149, 85150), (262, 48425), (298, 42575), (325, 39038), (650, 19519), (655, 19370), (745, 17030), (1310, 9685), (1490, 8515), (1703, 7450), (1937, 6550), (3275, 3874), (3406, 3725)]