25897690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 32163110

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 149, 182, 191, 298, 382, 455, 745, 910, 955, 1043, 1337, 1490, 1910, 1937, 2086, 2483, 2674, 3874, 4966, 5215, 6685, 9685, 10430, 12415, 13370, 13559, 17381, 19370, 24830, 27118, 28459, 34762, 56918, 67795, 86905, 135590, 142295, 173810, 199213, 284590, 369967, 398426, 739934, 996065, 1849835, 1992130, 2589769, 3699670, 5179538, 12948845, 25897690]

約数ペア:

[(1, 25897690), (2, 12948845), (5, 5179538), (7, 3699670), (10, 2589769), (13, 1992130), (14, 1849835), (26, 996065), (35, 739934), (65, 398426), (70, 369967), (91, 284590), (130, 199213), (149, 173810), (182, 142295), (191, 135590), (298, 86905), (382, 67795), (455, 56918), (745, 34762), (910, 28459), (955, 27118), (1043, 24830), (1337, 19370), (1490, 17381), (1910, 13559), (1937, 13370), (2086, 12415), (2483, 10430), (2674, 9685), (3874, 6685), (4966, 5215)]