513354940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1387

約数の個数: 96

約数和(自身を含む): 1296497664

約数和(自身を除く): 783142724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 131, 140, 161, 230, 262, 322, 460, 524, 644, 655, 805, 917, 1217, 1310, 1610, 1834, 2434, 2620, 3013, 3220, 3668, 4585, 4868, 6026, 6085, 8519, 9170, 12052, 12170, 15065, 17038, 18340, 21091, 24340, 27991, 30130, 34076, 42182, 42595, 55982, 60260, 84364, 85190, 105455, 111964, 139955, 159427, 170380, 195937, 210910, 279910, 318854, 391874, 421820, 559820, 637708, 783748, 797135, 979685, 1115989, 1594270, 1959370, 2231978, 3188540, 3666821, 3918740, 4463956, 5579945, 7333642, 11159890, 14667284, 18334105, 22319780, 25667747, 36668210, 51335494, 73336420, 102670988, 128338735, 256677470, 513354940]

約数ペア:

[(1, 513354940), (2, 256677470), (4, 128338735), (5, 102670988), (7, 73336420), (10, 51335494), (14, 36668210), (20, 25667747), (23, 22319780), (28, 18334105), (35, 14667284), (46, 11159890), (70, 7333642), (92, 5579945), (115, 4463956), (131, 3918740), (140, 3666821), (161, 3188540), (230, 2231978), (262, 1959370), (322, 1594270), (460, 1115989), (524, 979685), (644, 797135), (655, 783748), (805, 637708), (917, 559820), (1217, 421820), (1310, 391874), (1610, 318854), (1834, 279910), (2434, 210910), (2620, 195937), (3013, 170380), (3220, 159427), (3668, 139955), (4585, 111964), (4868, 105455), (6026, 85190), (6085, 84364), (8519, 60260), (9170, 55982), (12052, 42595), (12170, 42182), (15065, 34076), (17038, 30130), (18340, 27991), (21091, 24340)]