1285382296

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{503}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 2678054400

約数和(自身を除く): 1392672104

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 409, 503, 568, 781, 818, 1006, 1562, 1636, 2012, 3124, 3272, 4024, 4499, 5533, 6248, 8998, 11066, 17996, 22132, 29039, 35713, 35992, 44264, 58078, 71426, 116156, 142852, 205727, 232312, 285704, 319429, 392843, 411454, 638858, 785686, 822908, 1277716, 1571372, 1645816, 2262997, 2555432, 3142744, 4525994, 9051988, 14606617, 18103976, 29213234, 58426468, 116852936, 160672787, 321345574, 642691148, 1285382296]

約数ペア:

[(1, 1285382296), (2, 642691148), (4, 321345574), (8, 160672787), (11, 116852936), (22, 58426468), (44, 29213234), (71, 18103976), (88, 14606617), (142, 9051988), (284, 4525994), (409, 3142744), (503, 2555432), (568, 2262997), (781, 1645816), (818, 1571372), (1006, 1277716), (1562, 822908), (1636, 785686), (2012, 638858), (3124, 411454), (3272, 392843), (4024, 319429), (4499, 285704), (5533, 232312), (6248, 205727), (8998, 142852), (11066, 116156), (17996, 71426), (22132, 58078), (29039, 44264), (35713, 35992)]