66509910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:699

約数の個数: 80

約数和(自身を含む): 180320976

約数和(自身を除く): 113811066

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 157, 162, 270, 314, 405, 471, 523, 785, 810, 942, 1046, 1413, 1569, 1570, 2355, 2615, 2826, 3138, 4239, 4707, 4710, 5230, 7065, 7845, 8478, 9414, 12717, 14121, 14130, 15690, 21195, 23535, 25434, 28242, 42363, 42390, 47070, 63585, 70605, 82111, 84726, 127170, 141210, 164222, 211815, 246333, 410555, 423630, 492666, 738999, 821110, 1231665, 1477998, 2216997, 2463330, 3694995, 4433994, 6650991, 7389990, 11084985, 13301982, 22169970, 33254955, 66509910]

約数ペア:

[(1, 66509910), (2, 33254955), (3, 22169970), (5, 13301982), (6, 11084985), (9, 7389990), (10, 6650991), (15, 4433994), (18, 3694995), (27, 2463330), (30, 2216997), (45, 1477998), (54, 1231665), (81, 821110), (90, 738999), (135, 492666), (157, 423630), (162, 410555), (270, 246333), (314, 211815), (405, 164222), (471, 141210), (523, 127170), (785, 84726), (810, 82111), (942, 70605), (1046, 63585), (1413, 47070), (1569, 42390), (1570, 42363), (2355, 28242), (2615, 25434), (2826, 23535), (3138, 21195), (4239, 15690), (4707, 14130), (4710, 14121), (5230, 12717), (7065, 9414), (7845, 8478)]