51251460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65707}}^1$

素因数の和:65732

約数の個数: 48

約数和(自身を含む): 154545216

約数和(自身を除く): 103293756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 65707, 131414, 197121, 262828, 328535, 394242, 657070, 788484, 854191, 985605, 1314140, 1708382, 1971210, 2562573, 3416764, 3942420, 4270955, 5125146, 8541910, 10250292, 12812865, 17083820, 25625730, 51251460]

約数ペア:

[(1, 51251460), (2, 25625730), (3, 17083820), (4, 12812865), (5, 10250292), (6, 8541910), (10, 5125146), (12, 4270955), (13, 3942420), (15, 3416764), (20, 2562573), (26, 1971210), (30, 1708382), (39, 1314140), (52, 985605), (60, 854191), (65, 788484), (78, 657070), (130, 394242), (156, 328535), (195, 262828), (260, 197121), (390, 131414), (780, 65707)]